Update VolumeServiceImpl.java

Author: Rene Glover

engine/storage/volume/src/main/java/org/apache/cloudstack/storage/volume/VolumeServiceImpl.java

@@ -1035,9 +1035,7 @@ private void copyTemplateToManagedTemplateVolume(TemplateInfo srcTemplateInfo, T
             try {
                 grantAccess(templateOnPrimary, destHost, destPrimaryDataStore);
             } catch (Exception e) {
-                StorageAccessException e2 = new StorageAccessException("Unable to grant access to template: " + templateOnPrimary.getId() + " on host: " + destHost.getId());
-                e2.initCause(e);
-                throw e;
+                throw new StorageAccessException("Unable to grant access to template: " + templateOnPrimary.getId() + " on host: " + destHost.getId(), e);
             }
 
             templateOnPrimary.processEvent(Event.CopyingRequested);