Google.Apis.Requests.RequestError Request Too Large [413]

Error

[GoogleDriveFileImporter] [Warn] ...Unable to upload item example.xlsx. Google.Apis.Requests.RequestError
Request Too Large [413]
Errors [
Message[Request Too Large] Location[ - ] Reason[uploadTooLarge] Domain[global]
]

Diagnosis

This error occurs when you have conversion enabled, and Google is rejecting the conversion as the file is too large. Please see our KB article here and Google's here.