Description of problem:
The operation on alert notification is giving failure of executing bash script with below error:
Operations   FAILURE   Executed 'Execute' on the ( localhost > myscript) resource
 parameterized argument replacement failed with null.


Version-Release number of selected component (if applicable):
jopr-3.0

How reproducible:
1.Add a script in inventory of OS managed server
2.create a alert on os say 80% cpu utilization and then select notification action set  > Add new resource operation > select specific resource model >pick the added custom script of first step.
3.Then click save.
4.Now generate a load on managed server to genrate a alert then it should call the added custom script.

Actual results:
The bash script should execute without error.

Expected results:
It should execute.

Additional info: