the file generated by Batch Plot is "*.bp2"
this is a text file, open in text editor like Notepad
edit -> replace
change: PLOT AREA","#D"
to: PLOT AREA","#E"
save file as "*-new.bp2" just in case you need back-up
hope this helps
Intel P4 3.0 GHZ
512 DDRAM
Win 2000 Pro
Autocad 14, 2002 with EP 2.3.1