Oracle DBA, How To, Error, Cause and Action

ORA-02750: osnfsmmap: cannot open shared memory file ?/dbs/ftt_<pid>.dbf

ORA-02750: osnfsmmap: cannot open shared memory file ?/dbs/ftt_.dbf


Cause:


The Fast driver failed to create a shared memory file for two-task communication.



Action:


Check the permissions on the directory ?/dbs

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