Traceback (most recent call last):
  File "/usr/bin/update-manager", line 101, in <module>
    controler.doPartialUpgrade()
  File "/usr/lib/python2.6/dist-packages/DistUpgrade/DistUpgradeController.py", line 1605, in doPartialUpgrade
    if not self.askDistUpgrade():
  File "/usr/lib/python2.6/dist-packages/DistUpgrade/DistUpgradeController.py", line 886, in askDistUpgrade
    if not self.cache.distUpgrade(self._view, self.serverMode, self._partialUpgrade):
  File "/usr/lib/python2.6/dist-packages/DistUpgrade/DistUpgradeCache.py", line 185, in wrapper
    res = f(*args, **kwargs)
  File "/usr/lib/python2.6/dist-packages/DistUpgrade/DistUpgradeCache.py", line 566, in distUpgrade
    self.checkForKernel()
  File "/usr/lib/python2.6/dist-packages/DistUpgrade/DistUpgradeCache.py", line 505, in checkForKernel
    kernels = Popen(["./get_kernel_list.sh"],stdout=PIPE).communicate()[0]
  File "/usr/lib/python2.6/subprocess.py", line 595, in __init__
    errread, errwrite)
  File "/usr/lib/python2.6/subprocess.py", line 1100, in _execute_child
    raise child_exception
OSError: [Errno 2] No such file or directory