I am rather sure this is root specific, my gut feeling is the `TCollection::GarbageCollect` is called after the `libXrdCl` has been already unloaded (hence the call to the `XrdCl::PostMaster::PostMaster()` constructor in the backtrace) -- 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/1487#issuecomment-888633920 ######################################################################## 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