Power Automate flow succeeded despite failure to update multi line text field within a SharePoint Library Updating multi-line text fields in a SharePoint Library from Power Automate flows, especially when the content exceeds 255 characters might fail if the field is not updated to allow unlimited length. This can cause workflows to fail silently. In a recent scenario, an action was added to a Power Automate flow to update a SharePoint Library’s multi-line text field named ‘ErrorLog’ with error details captured during the flow’s execution.