Seaquel
SQL Server error code

SQL Server error 6112

SQL Server raises error 6112 at severity 16, which marks a problem with the query or data that you can correct.

Distributed transaction with UOW %s is in prepared state. Only Microsoft Distributed Transaction Coordinator can resolve this transaction. KILL command failed.
Msg6112
Severity16
Group6000–6999

Source: Database Engine events and errors