Error log on client (same info on server): 2020/05/12 11:28:47 [11774] rsync: rsync_xal_set: lsetxattr("/Users/xxx/Library/Application Scripts/com.apple.mail/Mail Rule - 1.scpt" (in RemotemoduleOnServer),"com.apple.ResourceFork") failed: Invalid argument (22) The reported bugs on Red Hat Bugzilla – Bug 496552 and Samba-Bugzilla – Bug 3701 are similar but not the same. Rsync versions on client & server: 3.1.3 protocol version 31 Client OS: High Sierra 10.13.6 Server OS: FreeBSD 12.1-RELEASE-p3 #0 r360028M: Fri Apr 17 01:52:46 CEST 2020
Target drive on destination rsync server: /dev/ufsid/xxxxxxxxx on /mnt/BackuXXXX (ufs, NFS exported, local, journaled soft-updates, acls)