X11 forwarding is not working for relevant applications bat works for xclock $ srun -w aim-gpu1 --x11 --pty xauth list srun: job 257505 queued and waiting for resources srun: job 257505 has been allocated resources aim-gpu1/unix:60 MIT-MAGIC-COOKIE-1 578233d923f70762b6cb6f8db4ad7906 works: $ srun -w aim-gpu1 --x11 --pty xclock srun: job 257506 queued and waiting for resources srun: job 257506 has been allocated resources does not work: $ srun -w aim-gpu1 --x11 --pty glxgears srun: job 257507 queued and waiting for resources srun: job 257507 has been allocated resources X Error of failed request: BadValue (integer parameter out of range for operation) Major opcode of failed request: 151 (GLX) Minor opcode of failed request: 3 (X_GLXCreateContext) Value in failed request: 0x0 Serial number of failed request: 28 Current serial number in output stream: 29 works using ssh -X: $ ssh -X aim-gpu1 glxgears Running synchronized to the vertical refresh. The framerate should be approximately the same as the monitor refresh rate. 1364 frames in 5.0 seconds = 270.371 FPS The same problem exists with Version 25.05.0 Probably related report on the mailing list: https://groups.google.com/g/slurm-users/c/cD-hcSWKI04