>> mpiexec -n 2 Solver run.xml -start_in_debugger -display :0.0 >> [0]PETSC ERROR: PETSC: Attaching gdb to Solver of pid 16633 on display >> :0.0 on machine tharsis >> [1]PETSC ERROR: PETSC: Attaching gdb to Solver of pid 16634 on display >> :0.0 on machine tharsis >> xterm Xt error: Can't open display: :0.0 >> xterm Xt error: Can't open display: :0.0 > > > -start_in_debugger usually works correctly without also adding the -display > option. If that fails, you need to figure out what does work. You can try > > xterm -display tharsis:0 > > perhaps fix xhost, perhaps use ssh -X. Once you have figured out how to > forward the display with a simple program, try the PETSc program.
xtern and other x11 apps were fine as well as xtern and ssh forwarding. I once had to add -display for the very same error. But now somehow removing it brings xterms up again... Strainge... Thanks a lot Dominik
