On 22-12-2017 10:29, Nico Speleers nico.speleers@...
[firebird-support] wrote:

> Problem
> Engine Error (code = 335544333): internal Firebird consistency check (partner index description not found (175), file: idx.cpp line: 1271).
> SQL error (code = -902): Unsuccessful execution caused by a system error that precludes successful execution of subsequent statements.

Which version of Firebird are you using (specify the full version, please).

Mark
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Mark Rotteveel