On 27-10-2018 20:36, sboydlns@... [firebird-support] wrote:

> I have a database that is configured with CharSet = None.

And there is your problem: don't use NONE.

Not related to your problem, but why are you still using Firebird 2.5.1?
A lot of bugs have been fixed since 2.5.1, including a number of
security related bugs. The current latest point release of Firebird 2.5
is 2.5.8, with 2.5.9 soon to be released.

Mark
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Mark Rotteveel