Hi, When using this xrdcp to copy big files(about 5G), the return value is not 0, which caused some program thought the copy failed and crashed the job. Is it a bug? xrootd-20080828 doesn't have this problem. when using xrootd-20080828, the return value is 0. [c105] /home/wguan > xrdcp root://atlas-bkp2.cs.wisc.edu:1094//atlas/xrootd/atlasmcdisk/mc08/AOD/mc08.106051.PythiaZmumu_1Lepton.merge.AOD.e347_s462_s520_d153_r643_t53_tid078914/AOD.078914._000115.pool.root.1 AOD.root [xrootd] Total 4996.48 MB |====================| 100.00 % [94.4 MB/s] [c105] /home/wguan > echo $? 13 Regards Wen