@simonmichal Hi! I suspect that the reason is the new gcc of ubuntu2104 .. for fedora there was a patch named: [XrdPosix] Fix _STAT_VER problem on Fedora rawhide. 5298c732c Mon Nov 2 09:47:25 2020 +0100 but that was done long after v4.11.1 was released ... first tag it that has it seem to be 4.12.8 did i get it right? -- 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/1451#issuecomment-831425817 ######################################################################## 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