On 03/09/2021 07:24, Mike Kaganski wrote: > >> vcruntime140d.dll!00007ffa0f4a1a29() >> Engine12.dll!Jrd::Sort::diddleKey(unsigned char * record, bool >> direction) Line 916 >> at >> C:\lo\src\build\workdir\UnpackedTarball\firebird\src\jrd\sort.cpp(916) >> Engine12.dll!Jrd::Sort::sortBuffer(Jrd::thread_db * tdbb) Line 1998 >> at
What is odd is that this seems the last pass, where duplicates are verified. So diddleKey was already called many times for the present data. When you tested vanilla Firebird, did you get it already built or did you compiled it with same tools used to compile OO-Firebird? Adriano Firebird-Devel mailing list, web interface at https://lists.sourceforge.net/lists/listinfo/firebird-devel