fixed buttons issue

Mohem/src/app/hmg-common/services/common/common.service.ts

@@ -1584,7 +1584,9 @@ export class CommonService {
     return this.totalCounter;
   }
   setTotalNumberOfWorklistRequest() {
-    this.totalCounter -= 1;
+    if (this.totalCounter > 0) {
+      this.totalCounter -= 1;
+    }
     this.sharedService.setSharedData(this.totalCounter, 'total-count');
   }