Error on client computer

Does anyone know how to fix “Internal error 1 in module 48”?

Modul 48 concern the .zup file. Try to delete the fin.zup file and perhaps your problem is fixed.

Thank You sbiernat, You were right, after deleteing the .zup file the problem was fixed.

Hi All, Do anyone have the explanation of all the important error codes.

A description of all/most(?) error codes is here:,module,description [;)]