Hi,
I may have found the problem (or a workaround)::
I checked the fps for the converted video-files, it stated: 41,xxxxx fps and it should have been 25 fps (PAL).
So i tweaked the mencoder.config with fps=25 and now it encodes perfectly :)
http://rapidshare.com/files/89841150/Der_Morgen_bei_n...