cpg1.5.34 bridged with phpbb 3.1.3 but after login no access to gallery

I have the following issue when trying to bridge coppermine and phpBB3:
[error message or problem description here]

Coppermine install: http://www.zorbas.de/scripts/cpgGallery/
Bridging app install: http://www.zorbas.de/scripts/cpgGallery/
Coppermine v...