Upload tool returns a 500 server error. Is there any way of knowing what the 7005 error code represents?

2015/10/15 10:35:42 NZDT:

ServerException (HttpStatusCode 500 Error Code: 7005 , URI: /api/ info@con-x.com/Con-X%20JobStatus/Staging_StatusHistoryModel, Action: IMPORT, Message: Sorry, an unexpected error occurred when performing this operation. The error has been logged and will be looked into.