Hello, I also ran into this error some months ago. I didn't find solution (but it seems it's fixed now) so I switched to mlterm and it works well.
Cheers, Zsolt On Fri, Oct 31, 2025 at 09:56:30AM +0100, Matthias Apitz wrote: > > Hello, > > I'm using sysutils/tmux for many years already, always compiled from git > ports and into CURRENT jails. I'm facing since some FreeBSD version the > following problem. > > On start of a tmux session or attach to running one it gives in the tmux > session terminal some garbage output > > $ uname -a > FreeBSD jet 16.0-CURRENT FreeBSD 16.0-CURRENT #0 main-n281256-7d6221ff1447: > Sun Oct 19 12:57:22 CEST 2025 > guru@jet:/usr/obj/usr/src/amd64.amd64/sys/GENERIC amd64 > > $ pkg info tmux > tmux-3.5a_1 > Name : tmux > Version : 3.5a_1 > Installed on : Wed Oct 22 04:45:41 2025 CEST > Origin : sysutils/tmux > Architecture : FreeBSD:16:amd64 > Prefix : /usr/local > Categories : sysutils > Licenses : ISCL and GPLv2 > Maintainer : [email protected] > ... > > $ env | grep TTY > SSH_TTY=/dev/pts/1 > $ env | grep TERM > TERM=rxvt-unicode-256color > > $ tmux new -s foo > > screen gets cleared and in the tmux session 'foo' it says after the > shell prompt: > > $ 10;rgb:0000/0000/0000]11;rgb:ffff/ffff/ffff > [root@jet /usr/home/guru]# 10;rgb:0000/0000/0000]11;rgb:ffff/ffff/ffff > > One can remove the string '10;rgb:0000/0000/0000]11;rgb:ffff/ffff/ffff' > with DEL keys of Ctrl-C and everthing else works as expected. > > matthias > > > -- > Matthias Apitz, ✉ [email protected], http://www.unixarea.de/ +49-176-38902045 > Public GnuPG key: http://www.unixarea.de/key.pub >
