My link server was working just fine until friday evening.
It stopped worked over the week end.
with and error Error 7399: OLE DB provider 'MSDAORA' reported an error. OLE DB error .

---my oracle 10g client is working just fine
--TNS names looks fine
---i recreated the link but i am still getting the same error.

I need your help because a lot of jobs are using that link on Monday it is going to be crazzzy.