6602: Display engine out of memory.
March 12, 2004 | KB: 90144
https://support.laserfiche.com/kb/90144/6602-display-engine-out-of-memory-
Laserfiche 6, Plus 6
Workaround
Try the following:
Add more memory to your machine.
Close other applications which may be running.
If the issue persists, contact your certified dealer for assistance.