Solution : https://service.sap.com/sap/support/notes/1606414 (SAP Service marketplace login required)
Key words :
basis libraries memory leak, support package reason, fix program errors, existing trex instance, randomly generated number, alertservers runtime fix, join indexes switch, file trex725_12-<key>, successfully apply revision 12, version file
Related Notes :
1391758 | Compatibility of TREX ABAP CLient with TREX Server |