Solution For Custom Sharepoint Error Messages

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If you are getting an error code for Custom Sharepoint error messages, today’s tutorial will help you. Go to List Settings -> Validation Settings, enter the formula to define the required column in the General Formula field and a custom error message in the User Message field for the specific column. Go to List Settings -> select the desired primary column in the Columns section and thus expand the custom validation and improve the formula error message for that particular column.

To catch actual errors in SharePoint, we created a dedicated page for missing error pages by modifying the information in the web.config file located at the root of the SharePoint virtual directory.

Open the web.config file in the editor
Find “CallStack”, replace “false” with “true”
Find “CustomErrors” -Mode “, change the value “On”, helps with “Off.”
Save and close.

Warning: The Web.config file is very sensitive! even a small typo can crash your SharePoint site !!

Okay, wouldn’t it be better to write these changes through PowerShell? Of course, this is where the PowerShell script to enable and disable a custom SharePoint error page might display errors when editing the Web.Config file:

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 Add-PSSnapin Microsoft.SharePoint.PowerShell -ErrorAction SilentlyContinueConfigureCustomError () Function  Param ([Parameter (Required = $ true)] [string] $ WebAppURL, [parameter (Required = $ true)] $ Option) # Get wide application $ WebApp = Get-SPWebApplication $ WebAppURL # Specify the type of web zone $ Zone app means $ WebApp.AlternateUrls [0] .UrlZone # Get IIS configuration settings for a zone $ IISSettings is equal to $ WebApp.IISSettings [$ zone] # Get the path from these parameters $ WebConfigPath = $ IISSettings.Path.ToString () + " web.config" # Save the Web.config file $ now matches [datetime] :: now.ToString ('dd-MM-yyyy hh-mm-ss') $ BackupFile = $ IISSettings.Path.ToString () + " web.config. $ Now" copy-item -desired destination $ webconfigpath $ BackupFile # Get the Web.config file $ XMLDoc New Object = System.Xml.XmlDocument $ XMLDoc.Load ($ WebConfigPath)  Switch (option $)    "OUTSIDE"     # Apply change    $ XMLDoc.get_DocumentElement (). "Sharepoint" .safemode.callstack matches "True"    $ XMLDoc.get_DocumentElement (). "System.web" .customErrors.mode equals "Off"   Write-Host " User error mode is disabled, now anyone can get real errors! "      "TO"    $ XMLDoc.get_DocumentElement (). "Sharepoint" .safemode.callstack means "False"    $ XMLDoc.get_DocumentElement (). "System.web" .customErrors.mode is "ON"    Write-Host "Custom error mode enabled, SharePoint displays a standard custom error page!" "       $ XMLDoc.Save ($ WebConfigPath) v# call a function to disable design label errorsConfigureCustomError "http://sharepoint.crecent.com" "OFF"

I used content search to navigate to the web part of my page. If something really doesn’t load, a message appears:

An error has occurred. Do you want

I am customizing this post so that it appears in a user-friendly way in SharePoint Online. Offers ?