This add-in could not be started.
Close this dialog to ignore the problem or click "Restart" to try again
Check that the manifest file is valid and has all the correct tags.
Switch on the runtime logging to generate a log file.
link - https://docs.microsoft.com/en-us/office/dev/add-ins/testing/runtime-logging
Unexpected Manifest Add-in "SolutionId:wa104178141, Version:188.8.131.52 StoreId:en-US"
is missing required manifest fields DisplayName, Description
Custom UI Runtime Error in trustedlocation
Custom UI Runtime Error in trustedlocation
An error occurred while calling the callback: 'OsfIsVisible'
Can't open this add-in from localhost
We can't open this add-in from localhost
Click 'see details' for more information
link - docs.microsoft.com/en-us/office/troubleshoot/error-messages/cannot-open-add-in-from-localhost
Check that the localhost URL is correct in the manifest file
Check that the port or http is correct.
Check that the webpack-dev-server is running.
Delete the Office Cache and replace the GUID with a new GUID
Office' is undefined
Office.js has not fully loaded.
Your add-in must call 'Office.onReady' as part of its loading sequence or set the Office.initialize function.
This could be a problem with a previous file being cached, try renaming the files.
Open the Command Prompt and run the followng to add a local loopback exemption.
CheckNetIsolation LoopbackExempt -a -n="microsoft.win32webviewhost_cw5n1h2txyewy"
Office.js is outside of Office client
Warning : Office.js is outside of Office client
Internet Explorer, Advanced
allow active content to run in files on my computer - removes annoying prompt/message
A problem occurred while trying to reach this add-in
This can be caused by a URL file that cannot be found
Unhandled exception at line ?, column ? in https://localhost:MyFile.js
This means that the JQuery referred URL is not correct, check the relative path
ScriptedSandbox64.exe has stopped working
This add-in is no longer available
This add-in is no longer available:
add-ins inserted during development are only available during debugging from Visual Studio.
Incorrect host, host:Name = "Workbook2"
resid missing in the Resources
two resids are the same
function curly brackets has a missing semicolon
Addin not working correctly
Try turning on script debugging in Internet Explorer
Tools > Internet Options > Advanced
Under Browsing, uncheck "Disable script debugging (IE)" and "Disable script debugging (other)"
Remember to check them when finished
The Breakpoint will not be currently hit
If you right click on your task pane and press "Reload" you will not longer be able to hit any breakpoints.
If you hover over a breakpoint you will see the following tooltip
"The breakpoint will not currently be hit. No symbols have been loaded for this document"
You can add a button onlick event at the bottom of the task pane
We cannot start this add-in because it isn't set up properly
Problem with the manifest (VersionOverides)
There were deployment errors. Continue?
Request for the permission of type 'FileIOPermission'
"Request for the permission of type 'System.Security.Permissions.FileIOPermission, mscorlib, version 184.108.40.206"
unblock any additional schemas
close and reopen Visual Studio
Access is Denied
This is caused when you try and access a http URL
The application runs as https
Task pane drop-down menu - security info displays the URL
It is best to keep your protocols independent by removing the prefix and just use a double slash prefix //myurl
Task Pane - Navigation to the webpage was cancelled
This appears when your web page is not being hosted on a https
Press "Refresh the Page"
You then see a message that says "This site is not secure"
Click "More information"
Your PC doesn't trust this website security certificate
Error Code: DLG_FLAGS_INVALID_CA
This add-in is no longer available: add-ins inserted during development are only available during debugging from Visual Studio.
Please open your project in Visual Studio and re-run your application or deploy your add-in into a valid catalog and re-insert
Outlook - Unable to launch the IIS Express Web Server
Failed to register URL "http://localhost:44300/" for site 'OutlookAddin1' application "/".
Error description: cannot create a file when that file already exists
App error: Catalog could not be reached
Check the firewall settings because Catalog refers to the Office store.
Unable to access the Office Store
App error: This app could not be started
This app could not be started. Close this dialog to ignore the problem or click 'Restart' to try again
Check that the latest Office updates are installed
Download the latest update for Office 2013
Object doesn't support property or method "??"
Check that Internet Explorer is not running in Compatibility Mode
Tools > Compatibility View Settings
Sorry we cannot load the app
Sorry we cannot load the app because your browser version is not supported
Check you have a browser that supports HTML5 local storage and/or reset your Internet Explorer settings
The simpleType/complexType has already been declared
The simpleType 'http://schemas.microsoft.com/office/appforoffice/1.1:LongString" has already been declared.
This is a schema validation error
Close all files
Double click on the manifest.xml file
Show Properties and select Schemas
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