diff --git a/trunk/src/com/jpexs/decompiler/flash/abc/avm2/instructions/localregs/DecLocalIIns.java b/trunk/src/com/jpexs/decompiler/flash/abc/avm2/instructions/localregs/DecLocalIIns.java
index 64144f98c..6ee4e83f7 100644
--- a/trunk/src/com/jpexs/decompiler/flash/abc/avm2/instructions/localregs/DecLocalIIns.java
+++ b/trunk/src/com/jpexs/decompiler/flash/abc/avm2/instructions/localregs/DecLocalIIns.java
@@ -63,7 +63,7 @@ public class DecLocalIIns extends InstructionDefinition {
         if (localRegs.containsKey(regIndex)) {
             localRegs.put(regIndex, new NotCompileTimeTreeItem(ins, new SubtractTreeItem(ins, localRegs.get(regIndex), new IntegerValueTreeItem(ins, new Long(1)))));
         } else {
-            localRegs.put(regIndex, new SubtractTreeItem(ins, localRegs.get(regIndex), new IntegerValueTreeItem(ins, new Long(1))));
+            localRegs.put(regIndex, new SubtractTreeItem(ins, new IntegerValueTreeItem(ins, new Long(0)), new IntegerValueTreeItem(ins, new Long(1))));
         }
 
     }
diff --git a/trunk/src/com/jpexs/decompiler/flash/abc/avm2/instructions/localregs/DecLocalIns.java b/trunk/src/com/jpexs/decompiler/flash/abc/avm2/instructions/localregs/DecLocalIns.java
index 7cc6465d5..fdc858fd7 100644
--- a/trunk/src/com/jpexs/decompiler/flash/abc/avm2/instructions/localregs/DecLocalIns.java
+++ b/trunk/src/com/jpexs/decompiler/flash/abc/avm2/instructions/localregs/DecLocalIns.java
@@ -63,7 +63,7 @@ public class DecLocalIns extends InstructionDefinition {
         if (localRegs.containsKey(regIndex)) {
             localRegs.put(regIndex, new NotCompileTimeTreeItem(ins, new SubtractTreeItem(ins, localRegs.get(regIndex), new IntegerValueTreeItem(ins, new Long(1)))));
         } else {
-            localRegs.put(regIndex, new SubtractTreeItem(ins, localRegs.get(regIndex), new IntegerValueTreeItem(ins, new Long(1))));
+            localRegs.put(regIndex, new SubtractTreeItem(ins, new IntegerValueTreeItem(ins, new Long(0)), new IntegerValueTreeItem(ins, new Long(1))));
         }
     }
 }
diff --git a/trunk/src/com/jpexs/decompiler/flash/abc/avm2/instructions/localregs/IncLocalIIns.java b/trunk/src/com/jpexs/decompiler/flash/abc/avm2/instructions/localregs/IncLocalIIns.java
index d8e4a250b..5c9bb96b5 100644
--- a/trunk/src/com/jpexs/decompiler/flash/abc/avm2/instructions/localregs/IncLocalIIns.java
+++ b/trunk/src/com/jpexs/decompiler/flash/abc/avm2/instructions/localregs/IncLocalIIns.java
@@ -43,7 +43,7 @@ public class IncLocalIIns extends InstructionDefinition {
         if (localRegs.containsKey(regIndex)) {
             localRegs.put(regIndex, new NotCompileTimeTreeItem(ins, new AddTreeItem(ins, localRegs.get(regIndex), new IntegerValueTreeItem(ins, new Long(1)))));
         } else {
-            localRegs.put(regIndex, new AddTreeItem(ins, localRegs.get(regIndex), new IntegerValueTreeItem(ins, new Long(1))));
+            localRegs.put(regIndex, new AddTreeItem(ins, new IntegerValueTreeItem(ins, new Long(0)), new IntegerValueTreeItem(ins, new Long(1))));
         }
     }
 }
diff --git a/trunk/src/com/jpexs/decompiler/flash/abc/avm2/instructions/localregs/IncLocalIns.java b/trunk/src/com/jpexs/decompiler/flash/abc/avm2/instructions/localregs/IncLocalIns.java
index 6d8ca334e..8ad10f732 100644
--- a/trunk/src/com/jpexs/decompiler/flash/abc/avm2/instructions/localregs/IncLocalIns.java
+++ b/trunk/src/com/jpexs/decompiler/flash/abc/avm2/instructions/localregs/IncLocalIns.java
@@ -43,7 +43,7 @@ public class IncLocalIns extends InstructionDefinition {
         if (localRegs.containsKey(regIndex)) {
             localRegs.put(regIndex, new NotCompileTimeTreeItem(ins, new AddTreeItem(ins, localRegs.get(regIndex), new IntegerValueTreeItem(ins, new Long(1)))));
         } else {
-            localRegs.put(regIndex, new AddTreeItem(ins, localRegs.get(regIndex), new IntegerValueTreeItem(ins, new Long(1))));
+            localRegs.put(regIndex, new AddTreeItem(ins, new IntegerValueTreeItem(ins, new Long(0)), new IntegerValueTreeItem(ins, new Long(1))));
         }
     }
 }