Patch by Janosch Gräf <janosch.graef@gmx.net>
Patch by Janosch Gräf <janosch.graef@gmx.net>

I just noticed that there are rarely error messages and added some.


git-svn-id: 75429ccc2030f235ccf16e6b9b7f8e83d5edd22e@4658 c70aab31-4412-0410-b14c-859654838e24

albertz/sdl,albertz/sdl,albertz/sdl,albertz/sdl