Hi @abh3 - Unfortunately, I don't have a good way to determine that - I only know it started to crop up in the latest release. Did any of the lock ordering change then? Brian -- 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/526#issuecomment-307610385 ######################################################################## 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