The feature has multiple attributes

The full message is: "The feature has multiple attributes with the same type ID."

If it is a Receive operation, you need to  Write to Support. For other operations: You will find the ID of the object in the process window. To select it, you can either double click the message in the process window, or right click the workset's cloud symbol in Quadri Explorer and select "Go to Object ID". Then you can see which task the object came from and decide what to do.