Voici les lignes qui précèdent l’erreur :
read(3, "", 4096) = 0
close(3) = 0
munmap(0xb7d74000, 4096) = 0
open("/usr/share/locale/fr_FR.UTF-8/LC_MESSAGES/gtk20.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
open("/usr/share/locale/fr_FR.utf8/LC_MESSAGES/gtk20.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
open("/usr/share/locale/fr_FR/LC_MESSAGES/gtk20.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
open("/usr/share/locale/fr.UTF-8/LC_MESSAGES/gtk20.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
open("/usr/share/locale/fr.utf8/LC_MESSAGES/gtk20.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
open("/usr/share/locale/fr/LC_MESSAGES/gtk20.mo", O_RDONLY) = 3
fstat64(3, {st_mode=S_IFREG|0644, st_size=45220, ...}) = 0
mmap2(NULL, 45220, PROT_READ, MAP_PRIVATE, 3, 0) = 0xb7d69000
close(3) = 0
open("/usr/lib/gconv/gconv-modules.cache", O_RDONLY) = 3
fstat64(3, {st_mode=S_IFREG|0644, st_size=21568, ...}) = 0
mmap2(NULL, 21568, PROT_READ, MAP_SHARED, 3, 0) = 0xb70a5000
close(3) = 0
futex(0xb7481dec, FUTEX_WAKE, 2147483647) = 0
uname({sys="Linux", node="portable", ...}) = 0
socket(PF_FILE, SOCK_STREAM, 0) = 3
uname({sys="Linux", node="portable", ...}) = 0
uname({sys="Linux", node="portable", ...}) = 0
connect(3, {sa_family=AF_FILE, path="/tmp/.X11-unix/X0"}, 19) = 0
uname({sys="Linux", node="portable", ...}) = 0
fcntl64(3, F_SETFD, FD_CLOEXEC) = 0
access("/root/.Xauthority", R_OK) = 0
open("/root/.Xauthority", O_RDONLY) = 4
fstat64(4, {st_mode=S_IFREG|0600, st_size=0, ...}) = 0
mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb70a4000
read(4, "", 4096) = 0
close(4) = 0
munmap(0xb70a4000, 4096) = 0
writev(3, [{"l\0\v\0\0\0\0\0\0\0\0\0", 12}], 1) = 12
fcntl64(3, F_GETFL) = 0x2 (flags O_RDWR)
fcntl64(3, F_SETFL, O_RDWR|O_NONBLOCK) = 0
read(3, 0xbfb25c24, 8) = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=3, events=POLLIN, revents=POLLIN|POLLHUP}], 1, -1) = 1
read(3, "\0\26\v\0\0\0\6\0", 8) = 8
read(3, "No protocol specified\n}\267", 24) = 24
Sinon, après avoir fait ta manip et relancé X, voici l’erreur que me lance Iceweasel:
Merci Fran ! 
