Description of problem: When trying to attach v3 NFS domain to 3.0 datacenter the operation fails on backend validation with no message to user or in events. Note that this operation should not be allowed (so the behaviour is right), but that doesn't prevent us to display some reasonable message Version-Release number of selected component (if applicable): si13 How reproducible: 100 % Steps to Reproduce: 1. Create a v3 NFS domain 2. Try to attach it to 3.0 Datacenter Actual results: Fails on backend validation - message is written to backend log, no message to user, no message in events Expected results: At least message in events should appear Additional info:LOG: 2012-08-10 07:35:22,846 WARN [org.ovirt.engine.core.bll.storage.AddStoragePoolWithStoragesCommand] (ajp-/127.0.0.1:8009-9) CanDoAction of action AddStoragePoolWithStorages failed. Reasons:VAR__TYPE__STORAGE__POOL,VAR__ACTION__UPDATE,ACTION_TYPE_FAILED_STORAGE_DOMAIN_FORMAT_ILLEGAL,$storageFormat V3
*** This bug has been marked as a duplicate of bug 845067 ***