force-app/main/default/classes/MaintenanceProductDataController.cls
@@ -1395,7 +1395,7 @@ public Integer index{get;set;} public PageReference addEx(){ ExMpdDetailsInfo ex = new ExMpdDetailsInfo(); ex.mpdrdd.Id = ProId; ex.mpdrdd.ProductsID__c = ProId; exmpdDetailsRecordsMap.get(ProId).add(ex); return null; }