Data Collection job for Workitem in RTC

RTC 3.0.0.1

Data Collection job for Workitem  is failing, all other data collection jobs are running successfully.

 error in etllog-

2012-10-28 01:12:10,224 [ ccm: AsynchronousTaskRunner-0] ERROR e.workitem.internal.WorkItemsRemoteSnapshotService  - The incoming tabular data stream (TDS) remote procedure call (RPC) protocol stream is incorrect. Parameter 2 (""): The supplied value is not a valid instance of data type datetime. Check the source data for invalid values. An example of an invalid value is data of numeric type with scale greater than precision.

com.microsoft.sqlserver.jdbc.SQLServerException: The incoming tabular data stream (TDS) remote procedure call (RPC) protocol stream is incorrect. Parameter 2 (""): The supplied value is not a valid instance of data type datetime. Check the source data for invalid values. An example of an invalid value is data of numeric type with scale greater than precision.

        at com.microsoft.sqlserver.jdbc.SQLServerException.makeFromDatabaseError(SQLServerException.java:196)

        at com.microsoft.sqlserver.jdbc.SQLServerStatement.getNextResult(SQLServerStatement.java:1454)

        at com.microsoft.sqlserver.jdbc.SQLServerPreparedStatement.doExecutePreparedStatement(SQLServerPreparedStatement.java:388)

        at com.microsoft.sqlserver.jdbc.SQLServerPreparedStatement$PrepStmtExecCmd.doExecute(SQLServerPreparedStatement.java:338)

        at com.microsoft.sqlserver.jdbc.TDSCommand.execute(IOBuffer.java:4026)