thanks! that's gone, now i got 2 pop ups. the first one reads:

Boot Dreams

There was an error creating the ISO image.

when i click ok, a black screen pops up for a split second, then a second box pops up:

Boot Dreams

There was an error creating the DiscJuggler Image.

16 bit MS-DOS Subsystem

C:/BOOTDR~1\tools\Bin2boot.exe
C:\WINDOWS\SYSTEM32\AUTOEXEC.NT. The system file is not suitable for running MS-DOS and Microsoft Windows applications. Choose ?Close? to terminate the application.