diff --git a/lnt/server/ui/util.py b/lnt/server/ui/util.py
--- a/lnt/server/ui/util.py
+++ b/lnt/server/ui/util.py
@@ -262,13 +262,15 @@
     that is ordered and sortable.
     "1" -> (1)
     "1.2.3" -> (1,2,3)
+    "1a2,3-45:b6;" -> (1,2,3,45,6)
+    "abc" -> (hash("abc"))
 
     :param dotted: the string revision to convert
     :param cache: a dict to use as a cache or None for no cache.
         because this is called many times, it is a nice performance
         increase to cache these conversions.
     :return: a tuple with the numeric bits of this revision as ints.
-
+        return a hash in case of miss formatted version to avoid wrong equals.
     """
     if cache is not None:
         val = cache.get(dotted)
@@ -276,11 +278,11 @@
             return val
         else:
             dotted_parsed = integral_rex.findall(dotted)
-            val = tuple([int(d) for d in dotted_parsed])
+            val = tuple([int(d) for d in dotted_parsed] or [hash(dotted)])
             cache[dotted] = val
             return val
     dotted_parsed = integral_rex.findall(dotted)
-    val = tuple([int(d) for d in dotted_parsed])
+    val = tuple([int(d) for d in dotted_parsed] or [hash(dotted)])
     return val