Исправлен http://www.calculate-linux.ru/issues/577

calculate/lib/utils/files.py

@@ -734,7 +734,7 @@ class FStab(object):
         """Rebuild cache from fstab file"""
         self.cache = \
             map(lambda x:map(lambda y:y.strip(),x.split()),
-            filter(lambda x:x and not x.lstrip().startswith("#"),
+            filter(lambda x:x.strip() and not x.lstrip().startswith("#"),
             open(self.fstab_file,'r').read().split('\n')))
         for data in self.cache:
             convertDev = lambda x: path.realpath(x) if x.startswith('/') else x