Faulty activity was created when merging organization duplicates 2

entity/Organisation_entity/entityfields/duplicateactions/children/integrateselectedintocurrentaction/onActionProcess.js

@@ -5,7 +5,7 @@ import("system.neon");
 import("DuplicateScanner_lib");
 
 let targetContactId = vars.get("$param.DuplicateCurrentContactId_param");
-let sourceContactId = vars.get("$sys.selection");
+let sourceContactId = vars.get("$sys.selection")[0];
 
 //todo the actual merge ought to happen in a separate view where the contact infos can be merged manually by the user.
 let mergeSuccess = DuplicateScannerUtils.mergeOrganisation(sourceContactId, targetContactId);