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Distributed Transactions with MSDTC Using ORAMTS Fail With: ORA-1591 and ORA-24756 After an Upgrade to (Doc ID 1346669.1)

Last updated on MARCH 04, 2022

Applies to:

Oracle Services for Microsoft Transaction Server - Version and later
Information in this document applies to any platform.


The following errors are occurring in of Oracle Services for Microsoft Transaction Server which did not occur previously in

"ORA-01591: lock held by in-doubt distributed transaction" occurs on client side.

In the database alert log the following is shown:

DISTRIB TRAN 44444444.575995E743E2944B872845731F4AB18100000000
is local tran 5.20.22059 (hex=05.14.562b)
insert pending prepared tran, scn=30320569 (hex=0.01cea7b9)
ORA-24756: transaction does not exist

The corresponding oramts trace is showing garbage characters and failing with:

[04/14/2011-13:31:28:088][00001310] kpntcheckerr() - OCI_ERROR - 12154.
[04/14/2011-13:31:28:088][00001310] kpntcheckerr() - ORA-12154: TNS:couldnot resolve the connect identifier specified


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