reporter fixes

[BenediktMKuehne]

What kind of change does this PR introduce? (Bug fix, feature, docs update, ...)

fixes reporter issues with different files from within EMBA report

What is the current behavior? (You can also link to an open issue here)

can't access certain files

What is the new behavior (if this is a feature change)? If possible add a screenshot.

no more server errors

Does this PR introduce a breaking change? (What changes might users need to make in their application due to this PR?)

nope