Could this be as simple as you assigning the UpdateSQL property rather than
the SQL property?

Set

At 12:34 16.02.2001 -0000, you wrote:

>First of all - late but sincerely meant congratulations to Jason and
>the other contributors to IBO on the Delphi Informant Readers Choice
>2001 award!
>
>I have a unit which prints documents. It is passed a string which
>contains the SQLWhereItems.Text from another unit. This string is
>then stored in a local variable in the print form for use by the
>queries OnPrepares.
>
>The first TIBOQuery which extracts the document headers for printing
>works fine. When printing is complete another query is executed
>with an update statement to mark the documents as printed. This
>creates an error 'unknown token line 2 char 1 WHERE'. Examining the
>SQLMonitor output shows that the SQL has been created as follows
>
>line 1 - blank
>line 2 - WHERE ... all the correct conditions
>line last - UPDATE table set . . .
>
>the SQL appears to be upside down with the update statement at the
>end :-/
>
>Any ideas?
>
>D5 V3.6A
>
>Regards
>Paul