System error in program Constiuent Assembly - internal error

Hi,

This is regarding the query execution, we have three variables in the selection screen, We have one variable for hierarchy selection from Constiuent Assembly.

I am facing an issue while executing the query in BEX analyzer.Once i fill all the selection criteria in variable screen, I am getting an error saying that "System error in program Constiuent Assembly "

Can anyone please suggest what could be the reason for this error?

Please find below the error details.

Diagnosis

This internal error is an intended termination resulting from a program state that is not permitted.

Procedure

Analyze the situation and inform SAP.

If the termination occurred when you executed a query or Web template, or during interaction in the planning modeler, and if you can reproduce this termination, record a trace (transaction RSTT).

For more information about recording a trace, see the documentation for the trace tool environment as well as SAP Note 899572.