Canon FB330P/FB630P Product Manual page 64

Problems starting CanoCraft CS-P as a TWAIN driver from within
another application
Cause 1: Insufficient memory (RAM) available to start CanoCraft CS-P
Solution: Close other programs and start CanoCraft CS-P
Cause 2: CanoCraft CS-P already running as a stand-alone program
Solution: Close the version of CanoCraft CS-P that is already running
Cause 3: CanoCraft CS-P not installed
Solution: Install CanoCraft CS-P
Cause 4: Application program is not TWAIN_32 compatible
Solution: Start CanoCraft CS-P from within a TWAIN_32-compatible
program
Cause 5: Printing in progress
Solution: CanoCraft CS-P cannot be started as a TWAIN driver while
printing is in progress. Start CanoCraft CS-P after printing
finishes
(See p. 33)
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