COM+ application intermittently stops responding while reading a registry key

The COM+ application randomly stops responding. To fix the problem the COM+ application has to be restarted. After some observation the problem appeared to be with reading a custom registry key. We were not able to read registry key while it is in use by a COM+ application. Also when we try to access the…


COM+ : 0x8004E002 : The root transaction wanted to commit, but transaction aborted.

The COM+ application ‘eConnect’ is unable to complete distributed transactions successfully against the SQL server. It fails with the error : (0x8004E002): The root transaction wanted to commit, but transaction aborted.  The eConnect COM+ application tries to send xml data to the SQL server on another server. Both the servers are Windows 2008. It runs…

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DB2 XA transactions failure : : Failed to enlist on calling object’s transaction.

We are unable to run XA transactions with DB2 server. It fails with the error : Source: Microsoft OLE DB Provider for ODBC DriversParameters: -2147467259[Microsoft][ODBC Driver Manager] Failed to enlist on calling object’s transactionMicrosoft OLE DB Provider for ODBC Drivers   Few things to check  Checked the registry settings :[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\MSDTC\XADLL ] DB2cli.dll = <Path of…


MSDTC : Oracle 10G client : New transaction cannot enlist in the specified transaction coordinator

Using Oracle Client version 10g (Windows 2003 SP1) to communicate with the Oracle Database Server (OS : Unix). When we enable the option for Transaction Support to be “Required ” in the COM+ application we get the error : New transaction cannot enlist in the specified transaction coordinator. Checklist 1. Checked MSDTC Security Configuration and…