input: [Status] Error processing [Applies to...] Data, layers [Description] 
output: An error occurred. Further information is available in the error message details. Possible errors: Cancelled: Processing was stopped in response to user request. Blocked: Internal error. Bad asset: For a data source: A file was missing or corrupted. For a layer: A problem occurred during use of the data that went into the layer. Unprocessable: Metadata associated with a data source is faulty. For example, text on the Details page might have an incorrect format or invalid characters.