Configuration of vSphere Supervisor 9.0 can result in below error.
Error processing Content Library <content library id>, Error: Library not found error.VCF 9.0
Deleting and recreating Content library associated with vSphere Supervisor results in the issue. From UI you would see
Error processing Content Library <content library id>, Error: Library not found error./var/log/vmware/content-library/cls.log error wcp [content/controller.go:303]
[opID=cl-<content library id>] Error creating library processor while processing CL: <content library id>, error: Library not found error debug wcp [content/repository.go:214]
[opID=cl-<content library id>] Updated stateVector for CL: <content library id> to state: APPLY, phase: ERROR, status: ERROR
Old library needs to be disassociated from vCenter
This can be done by opening ssh to the vCenter
Enter dcli prompt
dcli +i
Run below to remove library
com vmware vcenter namespacemanagement lifecycle content libraries unassign --library <content library id>
Restart vSphere Supervisor deployment.