First of all thank you for all your suggestions, but i think i can throw that one away.
Ehm, so if you files from your NTFS Windows system into your FAT/FAT32 USB file system, you get error?
i could copy them first - but then the reading got weird.
Tried the stick at 2 different PC same problem
the funny thing is in disk management the status is shown as healthy !
this is how it looks like :
http://rapidshare.de/files/38639843/Sins_owned_USB-Stick.JPG.html
cant delete , cant format, can not even repartition it, but my microwave will surely own it