firefox probleem start niet op in kubuntu

Ik krijg een melding Busfout

hieronder alles even weergegeven ik kan het niet vinden
ik heb kubuntu 9.10 geinstalleerd en de home directory laten staan bij een vorige zelfde installatie er was daar iets missgegaan nu heb ik hier een fout

   1.
      stat64("/usr/lib/i486-linux-gnu/cmov", 0xbf8e62f0) = -1 ENOENT (No such file or directory)
   2.
      open("/usr/lib/i486-linux-gnu/libxpcom.so", O_RDONLY) = -1 ENOENT (No such file or directory)
   3.
      stat64("/usr/lib/i486-linux-gnu", 0xbf8e62f0) = -1 ENOENT (No such file or directory)
   4.
      munmap(0xb766b000, 67483) = 0
   5.
      munmap(0x254000, 104772) = 0
   6.
      open("/usr/lib/xulrunner-1.9.1.5/libmozjs.so", O_RDONLY) = 4
   7.
      read(4, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0\360\325\0\0004\0\0\0"..., 512) = 512
   8.
      fstat64(4, {st_mode=S_IFREG|0644, st_size=813156, ...}) = 0
   9.
      mmap2(NULL, 814452, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 4, 0) = 0x254000
  10.
      mmap2(0x315000, 24576, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 4, 0xc1) = 0x315000
  11.
      close(4) = 0
  12.
      open("/etc/ld.so.cache", O_RDONLY) = 4
  13.
      fstat64(4, {st_mode=S_IFREG|0644, st_size=67483, ...}) = 0
  14.
      mmap2(NULL, 67483, PROT_READ, MAP_PRIVATE, 4, 0) = 0xb766b000
  15.
      close(4) = 0
  16.
      access("/etc/ld.so.nohwcap", F_OK) = -1 ENOENT (No such file or directory)
  17.
      open("/usr/lib/libplds4.so", O_RDONLY) = 4
  18.
      read(4, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0p\v\0\0004\0\0\0"..., 512) = 512
  19.
      fstat64(4, {st_mode=S_IFREG|0644, st_size=13756, ...}) = 0
  20.
      mmap2(NULL, 16576, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 4, 0) = 0xba6000
  21.
      mmap2(0xba9000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 4, 0x2) = 0xba9000
  22.
      close(4) = 0
  23.
      access("/etc/ld.so.nohwcap", F_OK) = -1 ENOENT (No such file or directory)
  24.
      open("/usr/lib/libplc4.so", O_RDONLY) = 4
  25.
      read(4, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0\360\17\0\0004\0\0\0"..., 512) = 512
  26.
      fstat64(4, {st_mode=S_IFREG|0644, st_size=17940, ...}) = 0
  27.
      mmap2(NULL, 20680, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 4, 0) = 0x9ae000
  28.
      mmap2(0x9b2000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 4, 0x3) = 0x9b2000
  29.
      close(4) = 0
  30.
      access("/etc/ld.so.nohwcap", F_OK) = -1 ENOENT (No such file or directory)
  31.
      open("/usr/lib/libnspr4.so", O_RDONLY) = 4
  32.
      read(4, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0000\213\0\0004\0\0\0"..., 512) = 512
  33.
      fstat64(4, {st_mode=S_IFREG|0644, st_size=228780, ...}) = 0
  34.
      mmap2(NULL, 239200, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 4, 0) = 0xa4c000
  35.
      mmap2(0xa83000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 4, 0x36) = 0xa83000
  36.
      mmap2(0xa85000, 5728, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0xa85000
  37.
      close(4) = 0
  38.
      mprotect(0xa83000, 4096, PROT_READ) = 0
  39.
      mprotect(0x9b2000, 4096, PROT_READ) = 0
  40.
      mprotect(0xba9000, 4096, PROT_READ) = 0
  41.
      mprotect(0x315000, 8192, PROT_READ) = 0
  42.
      munmap(0xb766b000, 67483) = 0
  43.
      open("/usr/lib/xulrunner-1.9.1.5/libxul.so", O_RDONLY) = 4
  44.
      read(4, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0 ;\31\0004\0\0\0"..., 512) = 512
  45.
      fstat64(4, {st_mode=S_IFREG|0644, st_size=10891264, ...}) = 0
  46.
      mmap2(NULL, 13232152, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 4, 0) = 0xf28000
  47.
      mprotect(0x1aca000, 4096, PROT_NONE) = 0
  48.
      mmap2(0x1acb000, 962560, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 4, 0xba2) = 0x1acb000
  49.
      --- SIGBUS (Bus error) @ 0 (0) ---
  50.
      +++ killed by SIGBUS +++