[HACKERS] Error while creating subscription when server is running in singleuser mode

Hi,

There is an error while creating subscription when server is running in 
single user mode

centos@centos-cpula bin]$ ./postgres --single postgres -D m1data
PostgreSQL stand-alone backend 10beta1
backend> create subscription sub connection 'dbname=postgres port=5433 
user=centos' publication p with (create_slot=0,enabled=off);
2017-05-31 12:53:09.318 BST [10469] LOG:  statement: create subscription 
sub connection 'dbname=postgres port=5433 user=centos' publication p 
with (create_slot=0,enabled=off);

2017-05-31 12:53:09.326 BST [10469] ERROR:  epoll_ctl() failed: Bad file 
descriptor

-- 
regards,tushar
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