diff --git a/source2/IL2CPU/Cosmos.IL2CPU.X86/IL/Conv_U1.cs b/source2/IL2CPU/Cosmos.IL2CPU.X86/IL/Conv_U1.cs
index 19b48c375..8222e8d36 100644
--- a/source2/IL2CPU/Cosmos.IL2CPU.X86/IL/Conv_U1.cs
+++ b/source2/IL2CPU/Cosmos.IL2CPU.X86/IL/Conv_U1.cs
@@ -40,9 +40,9 @@ namespace Cosmos.IL2CPU.X86.IL
             switch (xSource.Size)
             {
                 case 1:
-                    //throw new Exception("Cosmos.IL2CPU.x86->IL->Conv_U1.cs->The size 1 could not exist, because always is pushed Int32 or Int64!");
+                    throw new Exception("Cosmos.IL2CPU.x86->IL->Conv_U1.cs->The size 1 should not exist, because it is always pushed as Int32 or Int64!");
                 case 2:
-                    //throw new Exception("Cosmos.IL2CPU.x86->IL->Conv_U1.cs->The size 2 could not exist, because always is pushed Int32 or Int64!");
+                    throw new Exception("Cosmos.IL2CPU.x86->IL->Conv_U1.cs->The size 2 should not exist, because it is always pushed as Int32 or Int64!");
                 case 4:
                     {
                         new CPUx86.Pop { DestinationReg = CPUx86.Registers.EAX };
diff --git a/source2/IL2CPU/Cosmos.IL2CPU.X86/IL/Conv_U2.cs b/source2/IL2CPU/Cosmos.IL2CPU.X86/IL/Conv_U2.cs
index 0489f9f7b..7d7544787 100644
--- a/source2/IL2CPU/Cosmos.IL2CPU.X86/IL/Conv_U2.cs
+++ b/source2/IL2CPU/Cosmos.IL2CPU.X86/IL/Conv_U2.cs
@@ -40,9 +40,9 @@ namespace Cosmos.IL2CPU.X86.IL
             switch( xSource.Size )
             {
                 case 1:
-                    throw new Exception("Cosmos.IL2CPU.x86->IL->Conv_U2.cs->The size 1 could not exist, because always is pushed Int32 or Int64!");
+                    throw new Exception("Cosmos.IL2CPU.x86->IL->Conv_U2.cs->The size 1 should not exist, because it is always pushed as Int32 or Int64!");
                 case 2:
-                    throw new Exception("Cosmos.IL2CPU.x86->IL->Conv_U2.cs->The size 2 could not exist, because always is pushed Int32 or Int64!");
+                    throw new Exception("Cosmos.IL2CPU.x86->IL->Conv_U2.cs->The size 2 should not exist, because it is always pushed as Int32 or Int64!");
 				case 4:
 						new CPUx86.Pop { DestinationReg = CPUx86.Registers.EAX };
 						new CPUx86.MoveZeroExtend { DestinationReg = CPUx86.Registers.EAX, SourceReg = CPUx86.Registers.AX, Size = 16 };