Oracle Message ORA-16041 - Remote File Server fatal error

ERRORRemote File Server fatal error
CAUSEThe Remote File Server (RFS) process at the standby destination archive log site has encountered a disabling error and is no longer available. Further archiving to the standby site may not be possible.
ACTIONRefer to the appropriate RFS trace file located at the standby site for details regarding the error encountered and if possible take corrective action.