ATI Mobility Radeon HD 5400 Series, Kubuntu 13.04, 3.8.0-19-generic.
Updating drivers (apt-get install fglrx-updates) worked for me. The watermark is gone.
ATI Mobility Radeon HD 5400 Series, Kubuntu 13.04, 3.8.0-19-generic.
Updating drivers (apt-get install fglrx-updates) worked for me. The watermark is gone.