You have verified that the file exists and that the permissions are set to allow 'read' and 'write' by the Shareplex user.
解决办法
1. Confirm that the Shareplex user is able to create files in the $SP_SYS_VARDIR/state directory. 2. Rename the existing o.<sid>-marker file to o.<sid>-marker.err. 3. Start post.