Thanks so much for your response. I will check the PS version now.
I just realized the third error could be a side-effect - i.e., if the file name assignment failed earlier due to the other errors, it could be causing the third error as a knock-on effect.
Thanks again.
-webrunner
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A SQL query walks into a bar and sees two tables. He walks up to them and asks, "Can I join you?"
Ref.: http://tkyte.blogspot.com/2009/02/sql-joke.html