pro197 win500

Help! Attempting to write from Win500 (v2.06) to my pro197 & while writing, I keep receiving "checksum failure" at various stages (made it up to 98% before generating the error) & then the scanner reboots to a display of "File system Initialized to Defaults... press any key" . My scanner lost...

Anyone know what the valid object id's are? I'm programming with WIN500, and try to keep my object ID's grouped to make it easier to update. The problem is that I don't know an ID is invalid until I attempt to upload the scanner refuses it, and WIN500 changes the numbering. So far...