Thanks @Psyker7 for the very fast fix! Works (almost) perfect now. Except regarding the problem with special characters e.g. 'Я' in "KoЯn" (hangs there). Every other character in the tags of my collection seems to work. (in my case also special German and French characters ... @AndreVonDre...

the script works quite well, besides the fact that the track titles are apparently handled case sensitive in version 1.5. so a lot of data isn't imported only because a part of the mp3-tag differs from the last.fm tag. e.g. "... The .." != "... the ..." is there an easy way to fi...