not able to delete child compartment -

Summary:

I am trying to delete non-required child compartments under my root compartment, I have tried both ways CLI and GUI. At GUI its showing deleting but again after some time it's alive active.

Need a proper way to delete them.

Content (required):

deleting child compartment

Version (include the version you are using, if applicable):

Code Snippet (add any code snippets that support your topic, if applicable):