Symptoms

The Alerts view in the adTempus Console shows alert 5313 with the following message:

A database error occurred while processing a database command. This may indicate a database problem or software problem. Please contact technical support for assistance and provide the server diagnostic logs as described in help topic ADT005054. Database error: Object reference not set to an instance of an object.

More Information

This article applies only when the error reported is "Object reference not set to an instance of an object."

In the adTempus diagnostic logs, you will find the following lines:

System.NullReferenceException: Object reference not set to an instance of an object.
   at SD.LLBLGen.Pro.ORMSupportClasses.SortExpression.ToQueryText(Boolean aliasesForExpressionsAggregates)

This problem generally happens when there is more than one user connected to an adTempus server using the Console.

Workaround

To date, all known instances of this problem only affect background operations in the Console and do not affect job execution. The error can be ignored.

Status

• adTempus 5
  This issue has been resolved. Resolved in version 5.0.2.4.