>
> Sorry I make dangerous mistake in
> IF LEN( acItems[ nCntr ] ) > 0 .AND. ISCHARACTER( acItems[ nCntr ] )
> code not safe for NIL values


I know, I've swapped the two conditions in my local patch:

IF ISCHARACTER( acItems[ nCntr ] ) .AND. Len( acItems[ nCntr ] ) > 0

Brgds,
Viktor
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