I'm looking at the code and don't see how that is possible unless accept is returning a duplicate FD, which should be impossible unless shutdown() works differently on your OS. Can I log in somewhere to look at a core file? -- You are receiving this because you are subscribed to this thread. Reply to this email directly or view it on GitHub: https://github.com/xrootd/xrootd/issues/532#issuecomment-311177910 ######################################################################## Use REPLY-ALL to reply to list To unsubscribe from the XROOTD-DEV list, click the following link: https://listserv.slac.stanford.edu/cgi-bin/wa?SUBED1=XROOTD-DEV&A=1