RMAN-04004: error from recovery catalog database: ORA-12170: TNS:Connect ti
756829Dec 23 2011 — edited Dec 27 2011Hi:
Last night' RMAN backup error out: "RMAN-04004: error from recovery catalog database: ORA-12170: TNS:Connect timeout".
I can sqlplus to the target database and the catalog database. The listener is up. What is the problem? What else I should check?
Thank you for your help in advance.