Fritz@linux-rb0u:~> texmacs &
[1] 12419
Fritz@linux-rb0u:~> Xlib: connection to ":0.0" refused by server
Xlib: No protocol specified
TeXmacs] Fatal error, failure to connect to Xserver
TeXmacs] Fatal unrecoverable error, TeXmacs server not yet started
texmacs.bin: ./Texmacs/Server/tm_server.cpp:61: class server get_server(): Assertion `the_server != __null' failed.