Restructure Errors

• The site template defined was not found at destination
• A site collection with this URL already exists.
• The user '<USER>' was not found and cannot be added as a site administrator
• The selected web application needs at least one wildcard inclusion managed path to promote a subsite

General Errors

• A file is missing either in your the ShareGate migration tool or .NET Framework installation and prevents the application from running correctly
• An error occurred while trying to decrypt the credentials
• An unexpected error occurred
• Another version of a DLL in your Global Assembly Cache (GAC) is prioritized
• Edge runtime installation failed (Internet Explorer deprecation)

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Explorer Errors

• The requested list or document library cannot be found
• The SharePoint server took too long to complete the provisioning
• The site cannot be deleted
• The specified file or folder name is too long
• The user associated with the email cannot be assigned a OneDrive site

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Migration Errors

• A column does not contain any information after the migration
• A method from the WebPartPages service of SharePoint has been deprecated and is preventing the successful copy of a web part
• A Nintex workflow default column is missing at the source
• An address was corrected for the field but the resulting address exceeds the limit of 255 characters
• An element associated with the workflow cannot be found

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Server Extension Errors

• Installation is cancelled when installing a new version of the ShareGate migration tool with MSI installer
• Server Extension is missing/not installed
• the ShareGate migration tool server extension error - SharePoint 2019
• the ShareGate migration tool server extension is out of date

Source Analysis Errors

• Custom features need to be manually deployed at the destination prior to the migration and might need adjustments to work with the new version
• Missing permissions on some files or folders
• Network errors (Multiple network errors are preventing the normal execution of the analysis/inventory)
• Other Errors
• Unused site message in Source analysis

Box.com Errors

• This document cannot be copied because Box notes cannot be converted to documents within SharePoint
• The Box bookmark with the name 'Name' that targets 'site URL' will not be migrated because it cannot be converted to a document within SharePoint
• You must be connected as an administrator in order to migrate from another user's Box
• This document is currently locked by another/inactive user and cannot be retrieved

Nintex Errors

• A Nintex user defined action could not be created at level
• Cannot guarantee that the dates in workflow action conditions will be accurate with your current Nintex version
• Initializing Nintex Service
• Nintex Workflow on-premises does not support this
• The content type/column is generated by Nintex on Microsoft 365 and cannot be migrated

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Reporting Errors

• Events were trimmed on X for Y Site. Events before this date are missing.
• The group uses a custom SSO provider
• The ShareGate migration tool's Audit report does not support Microsoft 365 environments
• You can't expand a Microsoft 365 security group without consenting to the Azure ShareGate app

PowerShell Errors

• Connection failure due to TLS 1.0 and TLS 1.1 deprecation
• Copying Teams private chats using ShareGate will be disabled until further notice
• The connection failed because a site was not found
• the ShareGate migration tool Powershell module imported using the Import-Module command was not found
• There is no user on the tenant with the email address