Oracle : Ошибка ORA-12159

"TNS:trace file not writeable"
*Cause: The trace file to be generated is not writeable by this user.
*Action: If the user does not have write permissions in the directory
to which the trace file will be written, contact an administrator to
get the proper permissions or set the TRACE_DIRECTORY_CLIENT
parameter in the net profile (SQLNET.ORA file) to a directory the
user can write to.

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