I have additional information.
We have two clusters in the same datastore. One with 2 hosts, anotgher with 3.
By creating a View Pool, and selecting first cluster - I can select ressource pool after that. All works so far.
By selecting another cluster, I see only one resource pool, which is in vApp and see no pools any more. After completing getting provision errors.
Looks like
Something is wrong and I cannot figure out what. Will be appreciating for any help, for any clue.
Thanks