Ensure the file remains named cambampro.lic. If your browser added a .txt extension or renamed it (e.g., cambampro(1).lic), rename it back to exactly cambampro.lic.
CamBam runs on Linux via the Mono framework. The license file typically goes in:
~/.wine/drive_c/windows/system32/cambampro.lic
Or directly in the CamBam installation folder within the Wine prefix.
Symptoms: CamBam starts in trial mode despite the file being present.
Causes & Fixes: