Well what to say? It just does not work. Here is the console-output: $ bash winetricks dotnet11sp1 Executing w_do_call dotnet11sp1 Executing load_dotnet11sp1 Executing w_do_call dotnet11 dotnet11 already installed, skipping Executing mkdir -p ~/.cache/winetricks/dotnet11sp1 [...Downloading stuff...] Executing wine ~/.cache/winetricks/dotnet11sp1/NDP1.1sp1-KB867460-X86.exe fixme:sync:CreateMemoryResourceNotification (0) stub fixme:fusion:CreateApplicationContext 0x1419b8, 0x793e71a8 ------------------------------------------------------ Note: command 'wine ~/.cache/winetricks/dotnet11sp1/NDP1.1sp1-KB867460-X86.exe' returned status 255. Aborting. I hope anyone can tell me, what to do next. Greetz, Rockingduck