Update storage-test.sh

storage-test.sh

@@ -915,6 +915,8 @@ SubmitResult=""
 SubmitResult=$(echo "$Submit" | grep 'error 420')
 if [ -n "$SubmitResult" ]; then
 	echo "Result submitted successfully"
+else
+	echo "ERROR: Result submission failed"
 	echo $Submit
 	echo
 fi