Unable to execute procedure HANA database, with trial account

Hi

I am getting this error when I execute a procedure on HANA database, with my trial account

Could you help with this.

The error is like so..

Could not execute 'call "testing_proc"('abc', 'def')' in 3.372 seconds .

SAP DBTech JDBC: [2048]: column store error: search table error:  [2620] executor: plan operation failed;CalculationNode ($$DUMMY$$) -> operation (CustomLOp):Compilation failed; CompileServerNotFoundException: No details;

Refer to screenshot of the error