wimlib

Figured it out: It will work if you mount the CIFS share using "nobrl" (no byte range locks). With that added, I was able to append a second image to an existing WIM file on the CIFS (Windows) share. My mount command (from a node.js script): cmd = `mount -t cifs -o username="${user}&q...

I can see the same thing capturing from Linux (Fedora 37 using 1.14.1) to a Windows SMB share. Best I can tell, it is specific to using an SMB destination. Error updating WIM header flags: Permission denied Exiting with error code 72: Failed to write data to a file. The user has rights; it's the sam...