TonHaver

I agree an editor shouldn't add the BOM, but notepad does :-( Thanks for the change, hopefully it prevents others to burn a few hours like I did. Maybe some...

Hi, I ran into the same problem. Tried a few things, problem was solved when I saved xlsxwriter.class.php in UTF8 encoding (instead of ANSI) Hth, Ton

Can't reproduce on Apple M1 Pro $ sysctl -a | grep machdep.cpu machdep.cpu.cores_per_package: 8 machdep.cpu.core_count: 8 machdep.cpu.logical_per_package: 8 machdep.cpu.thread_count: 8 machdep.cpu.brand_string: Apple M1 Pro /Applications/Xcode.app/Contents/Developer/usr/bin/make ARCH=apple-silicon COMP=gcc all g++ -v...