Google error – Caller does not have permission

Problem

The error happens when either performing Audit or Migrate files from Google Drive.

Error: Migration Error for ****** : The service drive has thrown an exception. HttpStatusCode is Unauthorized. The caller does not have permission

Cause

The permission for App “Drive and Docs“ or “Drive SDK API“.

  • If these users belong to a group where App “Drive and Docs“ is turned off.

  • If the settings “Allow users to access Google Drive with the Drive SDK API is turned off for these users.

Resolution

Turn on both the permissions for the users.

For more details:

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