pretty much what bassparks describes in his original post -- ie. will start to play, but just plays for maybe 20 seconds and suddenly quits -- every time and differnt video files.

Here's my computer info:

Machine Model: PowerBook G4 15"
CPU Type: PowerPC G4 (1.1)
Number Of CPUs: 1
CPU Speed: 1.5 GHz
L2 Cache (per CPU): 512 KB
Memory: 1 GB
Bus Speed: 167 MHz

SODIMM0/J25LOWER:

Size: 512 MB
Type: DDR SDRAM


SODIMM1/J25UPPER:

Size: 512 MB
Type: DDR SDRAM