--- groups.cc.bak	2006-04-18 20:19:13.000000000 -0500
+++ groups.cc	2006-04-18 20:22:13.000000000 -0500
@@ -217,11 +217,11 @@
 
   LineReader * in (data_io.read_group_permissions ());
   StringView s, group;
-  while (in && !in->fail() && in->getline(s)) {
-    if (s.len && *s.str=='#')
+  while (in && !in->fail() && in->getline(group)) {
+    if (group.len && *group.str=='#')
       continue;
-    else if (!s.pop_token (group, ':'))
-      std::cerr << LINE_ID << " I don't understand \"" << s << '"' << std::endl;
+    else if (!group.pop_last_token (s, ':'))
+      std::cerr << LINE_ID << " I don't understand \"" << group << '"' << std::endl;
     else if (!s.len)
       std::cerr << LINE_ID << " Permission for " << group << " needs to be one of 'y', 'n', or 'm'.\n";
     else if (*s.str=='m')