I think PixelPerfect will be an excellent choice here.
Let's say you have data in QlikView like this:
Note that only Test2 has an Error with details.
You can use nested levels and conditional formatting to create a report like this where you get the Error Details only if they exist:
Sample project attached if you want to experiment. Extract to folder C:\Temp\Community\083 or change the path in the NSQ.
HTH - Daniel.
083PROJ.zip 138.7 K