Description of problem:
Attempting to delete a cluster policy when that cluster policy is still attached to a cluster results in the following error message:
"Error while executing action: Cannot remove Cluster Policy. Parameters are invalid."
This warning is difficult to understand and does not provide information to the users as to why they cannot delete the cluster policy.
Version-Release number of selected component (if applicable):
Steps to Reproduce:
1. Click Configure from the web-admin portal
2. Click Cluster Policies
3. Select a cluster policy attached to a cluster and click Remove
An 'Operation Cancelled' window appears with the above error message.
An error message appears with text along the lines of the following:
"Error while executing action: Cluster policy still attached to cluster. Ensure the cluster policy has been removed from all clusters and retry."
*** This bug has been marked as a duplicate of bug 1189096 ***