Projector Monitoring Software Ver. 1.0.0 User`s Manual
Contents
1. 15 i CHAPTER 2 Routine Operation 2 4 4 Deleting a Projector Group Status group and User group created by the user can be deleted You can not delete the Typical group e eee eo eee e eee o e ooo e e e e eee e 0 eo e o e 0 e ee e e eee o e ee oe eeoeoeo Delete a projector group with the following procedures 1 Select a projector group to delete from the Projector group list and select Delete from the Group menu 2 Confirm the dialog and click Yes Delete projector group Are you sure you want to delete the projector group Group A Selected projector group will be deleted 16 CHAPTER 2 Routine Operation Sr 2 5 Using the Projector List 2 5 1 Confirming the Status of a Projector Confirm detailed properties of a projector shown in the Projector list with the following procedures 7 Select a projector to confirm the properties from the Projector list and select Projector information from the Projector menu Properties dialog of the selected projector will display Properties of PRJO8 0025 Proiector information ltwork information Lotion infor Product name WU10 IP address 172 24 34 159 Projector name PRJO8 0025 Subnet mask 255 255 255 0 Location Default gateway 172 24 34 254 MAC address 00 00 85 98 70 00 Web link http 172 24 34 159 Status Power off Waring amp Faulty lamp Lamp Waning OO 2018H 2018H 0H Air filter Normal 54H Cooling fan Normal Lam2. Projector Monitoring Software Ver 1 0 0 i i ee a a User s Manual Introduction Projector Monitoring Software hereafter referred to as this software is a software that uniformly manages network connected compliant Canon Projectors via network Operating conditions and maintenance information of up to 253 projectors can be monitored and managed This manual describes the introduction of this software and its routine operation e Microsoft Windows Windows XP Windows Vista and NET Framework are registered trademarks or trademarks of Microsoft Corporation in the United States and or other countries Table of Contents CHARTER i Introduction i 3 1 1 iniroduetion PIOCESsSs Liciliiaiiiri 3 1 2 System Requirements sise 4 1 3 Installing the Software 4 sense 4 1 4 Configuring the Network Settings of the Software 5 1 4 1 Starting the Softwa MM 5 1 4 2 Configuring the Discovery Settings 5 1 4 3 Configuring the Polling Interval Settings 10 CHAPTER 2 Routing Sigmon JA 77 11 2 1 RUNMMINGALHEAS oftwar 7 nni 11 2 2 EXAM 11 2 9 MAIN Sere lai 12 2 4 Using the Projector Group List iii 13 2 4 1 ADOUCPIO ECIONGIOUpsS elia 13 2 4 2 Creating a Projector GlOup iccisccsccencccsacdecsancentsaaseceandensavsseecsasnad eieness 19 24 5 Changing Projector Group Settings sssermsienu 15 2 4 4 Deleting a Projector Group
3. i 16 2 5 USING the Projector LISE 17 2 5 1 Confirming the Status of a Projector eerren 17 2 5 2 Entering COMMENb a sirene 18 2 5 3 Displaying the Projector Settings dialog 19 2 5 4 Setting the Projector IS ra 19 2 5 5 Discovering Projectors anna dun net 20 2 5 6 Refreshing Projector Information 20 2 5 7 Setting the Protocol of a Projector cccccsesscececsessseeeeessensseeeeees 21 CHAPTER 3S APPENdIX ena aa inn 22 3 1 Troubleshootfidi acli adi 22 3 2 WUX10 Usage PreCAUTION 258 2 ester sites 24 3 3 LV Series Projectors Usage Precaution 24 CHAPTER 1 Introduction ll _ 11kxn i CHAPTER 1 Introduction 1 1 Introduction Process Prepare for introduction of this software as shown below Prepare an administrative computer that is connected to a network Projectors connected to the local area network can be managed If the network is managed under a subnet network settings on the administrative computer must be configured to gain access to the target projector Contact the system administrator for details 1 Preparing an administrative computer Connect a projector for management to the 2 Preparing the Projector network and configure its network settings In addition you must configure the SNMP settings of the project
4. it is necessary to register the application in Windows Firewall Do you want to register the application If NET Framework version error displays stop the installation Install the latest version of NET Framework using Windows Update and then reinstall this software To uninstall this software click the Windows Start menu select Control Panel and Add or Remove Programs Select the name of this software in the list and click Remove CHAPTER 1 Introduction re 1 4 Configuring the Network Settings of the Software When installation of this software is complete run the software and configure the discovery settings of the network for discovery 1 4 1 Starting the Software 7 Click the Windows Start menu and select All Programs followed by Projector Monitoring Software and Projector Monitoring Software Main screen of this software will display 1 4 2 Configuring the Discovery Settings Configure the network range for discovering projectors Methods vary depending on SNMP V1 V2c V3 and LV Series Configure each protocols respectively m For SNMP V1 V2c V3 When using SNMP V1 SNMP V2c SNMP V3 you can specify a broadcast address or IP address range for discovery Select a protocol type and configure the range for discovery Configure SNMP V1 V2c V3 with the following procedures Configuration can be done with the same procedures SNMP V3 is used in this example 1 From Discovery sett
5. 10 DH 172 24 38 188 G PRJ09 0021 Power on WUXI 0 270H 172 24 210 198 amp PRJ09 0103 Power on WUX1 0 1863H 172 24 108 100 PRJ09 0261 Power on Lvy 7370 583H 172 24 125 180 PRJ09 0741 Power off Ly 7275 318H 172 24 225 18 PRI09 1265 Power off Lv 7370 692H 172 24 61 71 Number of Projectors 10 2 2 Exiting the Software Exit this software with the following procedures 1 Select Exit from the Group menu Informations of projectors and groups are saved and the software will exit Note 600000000000 000000000000000000000000000000000000000 You can also exit the software by clicking the X close button on the window s upper right or by pressing the Alt F4 keys simultaneously 11 CHAPTER 2 Routine Operation e____________ 2 3 Main Screen 12 The main screen displays the following information For operating procedures see referring pages for details Menu bar Projector Monitori fm Power on Power off en Disconnect Waring Replacing the lamp Projector list see p 17 MALE j PRJO8 0025 Power off 172 24 34 159 PRJO8 1024 Power on 2000H 172 24 52 190 PRJ09 0002 Disconnected 1732H 172 24 4 131 PRJ09 0006 Power off 0H 172 24 178 25 PRJ09 0007 Disconnected 0H 172 24 38 188 PRJ09 0021 Power on 270H 172 24 210 198 PRJ09 0103 Power on 1863H 172 24 108 100 amp amp PRJ09 0261 Power on Lv 7370 583H 172 24 125 180 PRJ09 0741 Power off LV 7275 318
6. H 172 24 225 18 PRJO9 1265 Power off L 7370 692H 172 24 61 71 Number of Projectors 10 Projector group list see p 13 Status bar NEME Projector group list Projector list Status bar Description Displays the function menu Displays projector groups Select a group from the list to display information of corresponding projectors in the Projector list Displays icons indicating conditions of the projector names configuration informations and maintenance informations Icons indicate the following conditions un Disconnect GS Power off BE Power on Gey Warning Sort the list in ascending or descending order by clicking the category Choose whether to show or hide a category by right clicking the category Displays the number of projectors and processing status of the software CHAPTER 2 Routine Operation ri 2 4 Using the Projector Group List 2 4 1 About Projector Groups Projectors connected to the network can be managed in groups using this software Projector groups vary as described below Type Description Typical group Typical group that automatically classifies managed projectors depending on its status Typical group includes All projectors Power on Power off Disconnect Warning and Replacing the lamp You cannot change or delete the settings of this Typical group For projectors classified into Warning and Replacing the lamp types confirm its status and take a
7. and symbols Port number Enter a port number to be used in one byte numbers LV Series only Default value is set to 7142 Enter a number of seconds to time out from 1 to 9 Password Enter a password within 8 to 15 one byte alphanumeric SNMP V3 only characters and symbols Password is reset if protocol is changed MPI E EE EE iaia An error message will appear and settings will not be registered if a value of an entry is invalid or insufficient Correct it as required Entries will be cancelled if X Close or Cancel button is clicked before clicking the OK button Projectors may not connect immediately after its IP address is changed Refresh the projector status after a while 3 Click OK when you have finished adjusting the settings Projector s protocol settings will be changed 21 CHAPTER 3 Appendix CHAPTER 3 Appendix 3 1 Troubleshooting m Error Message Displayed Error Message Solution Failed to run application Restart this software Error code 11XX If an error message continues to appear after Or restarting uninstall this software then reinstall it Failed to run application Error code 12XX Error occurred while searching for Make sure that the administrative computer and projector Projector discovery error 1301 network is connected using a LAN cable Or The network settings of the administrative computer Error occurred while updating projector are not configured corre
8. ange select an item from the discovery range list and click Delete i CHAPTER 1 Introduction m For LV Series When using LV series specify an IP address of the projector for discovery e o eee e oo o oo o e eee e e oo eo 0 e e e eee eo 0 ooo o e eee e e 060 oeoooo With LV series you can not discover using broadcast addresses or IP address ranges With LV series it is recommended to use a fixed IP address for the projector If DHCP is configured to automatically assign IP addresses you will need to reconfigure this software everytime the projector s IP address changes Configure LV series with the following procedures 1 From Discovery setting of the Option menu select LV series to configure Discovery settings dialog will display 2 Place a checkmark in Enable LV series Remove a checkmark if it is not used for discovery Discovery settings Enable LY series IP address IP address Fort number i Timeout _ 192 168 1 1 7142 3 3 Select the IP address tab and click the New button Specify IP address dialog will display CHAPTER 1 Introduction 4 Complete the dialog with necessary information and click the OK button Specify IP address IP address Port number 7142 Timeout 3 Category Description IP address Enter an IP address of the projector in XXX XXX XXX XXX form Port number Enter a port number to be used i
9. cedures 1 Select Refresh projector status from the View menu Latest information of projectors will display in the Projector list Note 000000000000 o e 000000000000 000000000000 000000000000 0 To cancel the refreshing projector process select Cancel discovering and refreshing projector from the View menu 0 o oc e ooo e ooo eee eee ee eee oe 0 e oe oe eo 0 e eee eo e eee e 0 eee eee 20 CHAPTER 2 Routine Operation 2 5 7 Setting the Protocol of a Projector Projectors in the Projector list will display as Disconnected if network settings of projectors are changed In this case adjust the protocol settings of the projector labelled disconnected in accordance with the changed network settings with the following procedures 7 Select Protocol settings from the Projector menu Protocol settings dialog will appear 2 Select a protocol from the Protocol pop up menu and adjust the settings Protocol settings Protocol settings Protocol SNMP Y3 Protocol LY Series IP address IP address Community name public Port number Timeout 3 Seconds 1 to 9 Timeout Seconds 1 to 9 Password 00000000 C Enable encryption Category Description IP address Enter an IP address of the projector in XXX XXX XXX XXX form Community name Enter a community name within 15 one byte SNMP V1 V2c V3 only alphanumerical characters
10. ctly Configure the network information Projector update error 1301 settings so that it can communicate with the projector m Cannot Find Projector Cause Solution Projector is not connected to the network e Make sure that the projector and network is connected using a LAN cable Network settings for the projector are not e Make sure that the projector s Network Function is configured correctly turned On e Confirm the IP address and or network settings SNMP settings of the projector is not e Configure the SNMP settings of the projector if the configured projector is SNMP compatible See the instruction manual that came with the projector for SNMP configuration procedures 22 CHAPTER 3 Appendix gg Solution Items in Discovery settings are not e Confirm the IP address of the projector and configured correctly configure the Discovery settings If Projector is SNMP compatible Add a broadcast address of the network with the projector in the Broadcast tab or configure so that the projector s IP address is included in the IP address ranges tab of the Discovery settings dialog see pp 5 6 7 In addition Protocol name ISNMP V1 SNMP V2c SNMP V3 Community name and Password must be configured to match the network settings of the projector to allow communication with the projector If Projector is LV Series Compatible Add an IP address of the projector in the Discovery sett
11. d Category Description Get projector Select a polling interval from 10 minutes 15 minutes 30 minutes 1 status every hour Not specified for receiving status of the projector If Not specified is chosen poll manually with Refresh projector status from the View menu Discover Select a polling interval from 1 hour 2 hour 3 hour 6 hour 12 projector every hour 24 hour Not specified for discovering new projectors If Not specified is chosen poll manually with Discover projector from the View menu e e e eee ceo o e e e eee e e e eo ee o e e e eee e 0 0 oe eo e ee eee ooo eee Settings will be cancelled if X Close or Cancel button is clicked before clicking the OK button 10 CHAPTER 2 Routine Operation lt i CHAPTER 2 2 1 Running the Software Run this software with the following procedures 1 Click the Windows Start menu and select All Programs followed by Projector Monitoring Software and Projector Monitoring Software The main screen displaying projector groups and information of recognized projectors will display Projecto GQ All Projectors Projector name Status Productname Lamp Air filter IP address W PRJ08 0025 Power off WUX10 2018H 172 24 34 159 Dre PRJ08 1024 Power on WUX10 2000H 172 24 52 190 Waming Cm PRJOS 0002 Disconnected WUX10 1732H 172 244 131 Replacing the lamp PRJ09 0006 Power off WUX10 0H 172 24 178 25 ss PRJ09 0007 Disconnected WUX
12. eckmark if encrypted Remove a checkmark if not 5 To specify an IP address range select the IP address ranges tab and click the New button Discovery settings Enable SNMP V3 Broadcal IP address ranges First address Last address Timeout Community name 192 168 1 1 192 168 1 254 3 public Specify IP address range dialog will display CHAPTER 1 Introduction 6 Complete the dialog with necessary information and click the OK button Specify IP address range First address Last address Community name Timeout Password public 3 Second 1 to 9 C Enable encryption Cancel Category Description First address Enter a first IP address in the range for discovery in XXX XXX XXX XXX form Last address Enter a last IP address in the range for discovery in XXX XXX Community name Enter a community name within 15 alphanumeric characters and symbols Password Enter a password within 8 to 15 one byte alphanumeric SNMP V3 only An error message will appear and settings will not be registered if a value of an entry is invalid or insufficient Correct it as required Entries will be cancelled if X Close or Cancel button is clicked before clicking the OK button To change a discovery range select an item from the discovery range list and click the Edit button to reconfigure the settings To delete an unnecessary discovery r
13. erently between this software and the projector Refer to the chart below for corresponding input names Input Names displayed in this Software Input Names of the Projector COMPUTER RGB 1 Computer COMPUTER RGB 2 Computer2 Analog DIGITAL Computer2 Digital VIDEO1 VIDEO S VIDEO1 S VIDEO August 2009 Canon YT1 1419 000 CANON INC 2009
14. he Projector menu 2 Confirm the dialog and click the Yes button Delete projector Are you sure you want to delete the projector PRJ09 0002 Selected projector will be deleted from the Projector list m Moving Projectors to other User Groups Move selected projectors to other User groups with the following procedures 1 Select a projector to move from the Projector list and select Move from the Projector menu followed by the target User group Selected projector will move to the specified User group 19 E CHAPTER 2 Routine Operation Copying Projectors to other User Groups Copy selected projectors to other User groups with the following procedures 1 Select a projector to copy from the Projector list and select Copy from the Projector menu followed by the target User group Selected projector will copy to the specified User group 2 5 5 Discovering Projectors Discover new connected projectors manually with the following procedures 1 Select Discover projectors from the View menu New projectors will be discovered on the network and displayed in the Projector list e e e eee e ooo o e e e e e e e e 00 000000 e 00 000000000000 00000000 To cancel the discovering projector process select Cancel discovering and refreshing projector from the View menu 2 5 6 Refreshing Projector Information Display the latest information of projectors shown in the Projector list with the following pro
15. ings dialog see p 8 Network settings of the projector and Configure the discovery settings or protocol settings protocol settings of this software are of this software to match the SNMP settings of the different differently projector This software cannot communicate with the projector if SNMP version community name and password do not match Firewall for an administrative computer is Although registration of this software in Windows configured Firewall is processed during installation this software may not be able to communicate with the projector if other software such as an anti virus software is using firewall Configure the software such as an anti virus software so that this software can communicate with the projector See the instruction manual of the software for configuration procedures Projector classified into Warning Solution Projector is encountering trouble For projectors classified into Warning of the Projector group list confirm its status with the properties dialog See the instruction manual that came with the projector for malfunction details 23 CHAPTER 3 Appendix waea 24 3 2 WUX10 Usage Precaution Regarding currently available WUX10 projectors Input and Location do not display Also this software will not display Faulty Lamp and Faulty Power Supply when they occur with the projector August 2009 3 3 LV Series Projectors Usage Precaution Names of Input display diff
16. ings of the Option menu select a name of protocol ISNMP V1 SNMP V2c SNMP V3 to configure Discovery settings dialog will display 2 Place a checkmark in Enable Protocol Name Remove a checkmark if protocol is not used for discovery Discovery settings Enable SNMP V3 Broadcast address Timeout Community name 172 24 255 255 3 public CHAPTER 1 Introduction 3 To configure a broadcast address select the Broadcast tab and click the New button Specify broadcast discovery settings dialog will display e o e eee e ooo ooo e eee ee oo eo 0 e e e eee e ooo 0 o o e eee e 0 e ooo ooo As default broadcast settings configured on the network card of the administrative computer will display in the discovery range list 4 Complete the dialog with necessary information and click the OK button Broadcast address Community name public Timeout 3 Second 1 to 9 Password 000000008 C Enable encryption i Cancel Category Description Broadcast address Enter a broadcast address of the network to discover in XXX XXXXXX XXX form Community Name Enter a community name within 15 one byte alphanumeric characters and symbols Timeout Enter a number of seconds to time out from 1 to 9 Password Enter a password within 8 to 15 one byte alphanumeric SNMP V3 only characters and symbols Enable encryption Place a ch
17. ment field Properties of PRJO8 0025 Projector information Network information Product name WUX10 Projector name PRJ08 0025 Location Status Power off Warning Faulty lamp Lamp Wang 2018H 2018H 4 OH Air filter Normal 54H Cooling fan Normal Lamp cover Normal Temperature Normal Lamp time converted normal quiet mode Comment Cancel 3 Click OK when you have finished entering comments Entered comments will be saved CHAPTER 2 Routine Operation 2 5 3 Displaying the Projector Settings dialog Display the web settings dialog of projectors shown in the Projector list with the following procedures 7 Select a projector from the Projector list and select Web link from the Projector menu Browser will run and display the web settings dialog of the projector e e eee e oo o oe e e eee 0 oo oo 0 e e e eee e 0 o ooo o e eee e e ooo ooo For procedures on using the web settings dialog see the instruction manual that came with the projector 2 5 4 Setting the Projector List All compatible projectors once recognized within the network will be displayed in the Projector list You can delete disconnected projectors and move or copy projectors to other User groups with this Projector list m Deleting Projectors Delete disconnected projectors with the following procedures 1 Select an unused projector to delete from the Projector list and select Delete from t
18. n one byte numbers Default value is set to 7142 Enter a number of seconds to time out from 1 to 9 0 o oc e e e eee e eee e ee oe 0 e e e e eee 0 e e eee e 0 e eee o e ee ee 0 e eee oe Anerror message will appear and settings will not be registered if a value of an entry is invalid or insufficient Correct it as required Entries will be cancelled if X Close or Cancel button is clicked before clicking the OK button To change an IP address select an item from the discovery range list and click the Edit button to reconfigure the settings To delete an unnecessary IP address select an item from the discovery range list and click Delete Projectors may doubly display when the IP address of a projector is changed In this case delete the projector with an old IP address CHAPTER 1 Introduction ii 1 4 3 Configuring the Polling Interval Settings Default polling interval for this software is set to Not specified for discovering projectors and 1 hour for receiving status of the projector Change the polling interval with the following procedures 1 Select Polling interval settings from the Option menu Polling interval settings dialog will display 2 Select a polling interval from the pop up menu beside Get projector status every and Discover projector every and click OK Polling interval settings Get projector status every 1 hour Discover projector every Not specifie
19. ntry is invalid or insufficient Correct it as required Entries will be cancelled if X Close or Cancel button is clicked before clicking the OK button 2 4 3 Changing Projector Group Settings You can change the settings of a created Status group or User group If all conditions in a Status group are deleted it will automatically be a User group If more than one condition is specified in a User group it will automatically be a Status group E o oc ooo e eee eee eo oe eee o e o eo e eo e eo 0 e eee e e eee e 0 eee eee You can not change the settings of the Typical group You must create a new projector group with conditions entered in necessary parameter categories Change the projector group settings with the following procedures 7 Select a projector group to change from the Projector group list and select Edit from the Group menu Edit projector group dialog will display 2 Change the conditions and projector group name as required It will be a Status group if more than one condition is specified and a User group if none is specified Edit projector group Projector group name Group 5 ettings C Product name C Projector name C Lamp timefconverted ove 1000 Hours C Air filter C Air filter time 3 Click OK when you have completed specifying the conditions Settings changed will be reflected in the project group
20. or when using SNMP protocol For M procedures on configuring the projector see the instruction manual that came with the projector Install this software on to the administrative computer see p 4 1 3 Installing the Software 3 Installing the Software Configure the protocol settings and the polling interval settings for discovery see p 5 1 4 Configuring the Network Settings of the Software 4 Configuring Network Settings of the Software CHAPTER 1 Introduction 1 2 System Requirements To install this software on a computer following requirements must be met Category Essential Requirements OS Microsoft Windows XP Professional SP2 or later Microsoft Windows Vista Ultimate Supported Languages Japanese English CPU Intel Pentium 4 2 4 GHZ or better NET Framework Windows XP NET Framework 2 0 SP1 or more Windows Vista NET Framework 3 0 or more 1 3 Installing the Software Install this software with the following procedures You must have authorization as a Computer Administrator to install programs 1 Run the installer for this software 2 Follow the instructions provided by the installer to proceed with the installation During installation be sure to register this software in Windows Firewall to allow communication with the projector Click OK if the following dialog displays Canon Projector Monitoring Software 9 To use Canon Projector Monitoring Software on this computer 2
21. p cover Normal Temperature Normal Lamp time converted normal quiet mode Comment Projector name location status lamp replacement air filter cleaning and replacement information are displayed in the Projector information tab The value in Lamp time converted is shown considering its duration The sum of Lamp time normal and Lamp time quite mode is the total lamp usage time Network settings information are displayed in the Network information tab Click the IP address beside Web link to display the projector s web settings dialog You can also double click the projector name in the Projector list to display the Properties dialog The following network settings information may not display in the Network Information tab with some products Subnet mask Default gateway MAC address Location may not display with some models ee2e0eg e2e2020000000000000000000000000000000000808000808088086880 80 17 CHAPTER 2 Routine Operation aaaea 18 2 5 2 Entering Comments Enter comments such as contact numbers and maintenance records in projectors with the following procedures 7 Select a projector to confirm the properties from the Projector list and select Projector information from the Projector menu Properties dialog of the selected projector will display 2 Click the comment field to enter comments Up to 512 one byte characters can be entered in the com
22. ppropriate measures For procedures on handling malfunctions and replacing lamps see the instruction manual that came with the projector Status group Group that automatically classifies all managed projectors depending on its status Status groups can be created by specifying the location or status You can change or delete the parameters of this Status group e g Clean Filter Group Main Building First Floor etc User group Group that classifies all managed projectors It will be a User group if only the name of group is registered and the projector s status is not specified You can change the name or delete this User group User groups are shown as a sub menu of either Move or Copy from the Projector menu and any projectors can be added to these groups e g Sales Management Group Administration Management Group etc 2 4 2 Creating a Projector Group Create a new projector group with the following procedures 7 Select New from the Group menu Add new projector group window will display 13 i CHAPTER 2 Routine Operation 2 Enter a projector group name and place a check mark beside necessary projector parameter categories and enter its conditions for classification It will be a Status group if more than one condition is specified and a User group if none is specified Add new projector group Projector group name Group Settings Product name Sx Projec
23. tor name PRJ Conference Room Power on Yes Normal Lamp time converted over 1000 Hours Air filter Normal Air filter time over 0 Hours Category Description Projector group Enter a name within 40 one byte characters name Product name Enter a product name of the projector Projector name Enter any name of a projector in two byte or one byte characters Location Enter a location of the projector in two byte or one byte characters Status Select a status of the projector from Disconnected Power off or Power on Warning Select a warning status of the projector from Yes or No Lamp Select a status of the lamp from Normal Obtain a new lamp Replace with the new lamp Obtain or replace with the new lamp or Warning Lamp Time Select from over or less than and enter a number from 0 to converted 99999 for lamp usage time Filter Select a status of the filter from Normal Cleaning the air filter Replacing the air filter or Cleaning or replacing the air filter Air filter time Select from over or less than and enter a number from 0 to 99999 for air filter usage time 3 Click OK when you have completed entering the conditions Projector group is now added in the Projector group list 14 CHAPTER 2 Routine Operation TT gu Note An error message will appear and settings will not be registered if a value of an e
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