This is a clone of issue RHEL-84143 to use for version rhel-9.7
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Original description:

What were you trying to do that didn't work?

Disable SBD in WebUI when there are no stonith resources in the cluster

What is the impact of this issue to you?

Unable to disable SBD

Please provide the package NVR for which the bug is seen:

latest upstream, not yet packaged

How reproducible is this bug?:

always, easily

Steps to reproduce

1. run pcs with RHEL-76170 implemented
2. have a cluster with enabled sbd and no stonith resources
3. open the cluster in web UI, navigate to SBD, click Disable SBD
4. error happens: Requested action lefts the cluster with no enabled means to fence nodes, resulting in the cluster not being able to recover from certain failure conditions (can be overridden)
5. click Proceed anyway with current settings

Expected results

the error is overridden and SBD gets disabled

Actual results

the error window reappears and SBD is not disabled