Index: trunk/lttoolbox/lttoolbox/alphabet.cc
===================================================================
--- trunk/lttoolbox/lttoolbox/alphabet.cc	(revision 72190)
+++ trunk/lttoolbox/lttoolbox/alphabet.cc	(revision 72193)
@@ -198,7 +198,7 @@
   spair.clear();
   slexicinv = Deserialiser<vector<wstring> >::deserialise(serialised);
   for (size_t i = 0; i < slexicinv.size(); i++) {
-    slexic[slexicinv[i]] = i;
+    slexic[slexicinv[i]] = -i - 1;
   }
   spairinv = Deserialiser<vector<pair<int, int> > >::deserialise(serialised);
   for (size_t i = 0; i < slexicinv.size(); i++) {
Index: trunk/lttoolbox/lttoolbox/deserialiser.h
===================================================================
--- trunk/lttoolbox/lttoolbox/deserialiser.h	(revision 72190)
+++ trunk/lttoolbox/lttoolbox/deserialiser.h	(revision 72193)
@@ -157,7 +157,7 @@
 }
 
 int64_t Deserialiser<int64_t>::deserialise(std::istream &Stream_) {
-  return int_deserialise<int64_t>(Stream_);
+  return int_deserialise<uint64_t>(Stream_);
 }
 
 uint64_t Deserialiser<uint64_t>::deserialise(std::istream &Stream_) {
@@ -165,11 +165,11 @@
 }
 
 int32_t Deserialiser<int32_t>::deserialise(std::istream &Stream_) {
-  return int_deserialise<int32_t>(Stream_);
+  return int_deserialise<uint64_t>(Stream_);
 }
 
 uint32_t Deserialiser<uint32_t>::deserialise(std::istream &Stream_) {
-  return int_deserialise<uint32_t>(Stream_);
+  return int_deserialise<uint64_t>(Stream_);
 }
 
 wchar_t Deserialiser<wchar_t>::deserialise(std::istream &Stream_) {
Index: trunk/lttoolbox/lttoolbox/serialiser.h
===================================================================
--- trunk/lttoolbox/lttoolbox/serialiser.h	(revision 72190)
+++ trunk/lttoolbox/lttoolbox/serialiser.h	(revision 72193)
@@ -180,7 +180,7 @@
 
 void Serialiser<int64_t>::serialise(const int64_t &SerialisedType_,
                                     std::ostream &Output) {
-  Serialiser<int64_t>::serialise(SerialisedType_, Output);
+  int_serialise((uint64_t)SerialisedType_, Output);
 }
 
 void Serialiser<uint64_t>::serialise(const uint64_t &SerialisedType_,
@@ -190,12 +190,12 @@
 
 void Serialiser<int32_t>::serialise(const int32_t &SerialisedType_,
                                     std::ostream &Output) {
-  Serialiser<int32_t>::serialise(SerialisedType_, Output);
+  int_serialise((uint64_t)SerialisedType_, Output);
 }
 
 void Serialiser<uint32_t>::serialise(const uint32_t &SerialisedType_,
                                      std::ostream &Output) {
-  int_serialise(SerialisedType_, Output);
+  int_serialise((uint64_t)SerialisedType_, Output);
 }
 
 void Serialiser<wchar_t>::serialise(const wchar_t &SerialisedType_,