diff --git a/src/Core/Classes/UEnumDecompiler.cs b/src/Core/Classes/UEnumDecompiler.cs
index 0bc476c..6664513 100644
--- a/src/Core/Classes/UEnumDecompiler.cs
+++ b/src/Core/Classes/UEnumDecompiler.cs
@@ -20,7 +20,7 @@ public override string Decompile()
                    UnrealConfig.PrintEndBracket() + ";";
         }
 
-        protected override string FormatHeader()
+        protected virtual string FormatHeader()
         {
             return $"enum {Name}{DecompileMeta()}";
         }
diff --git a/src/Core/Classes/UMetaData.cs b/src/Core/Classes/UMetaData.cs
index 27c8173..aebcc69 100644
--- a/src/Core/Classes/UMetaData.cs
+++ b/src/Core/Classes/UMetaData.cs
@@ -71,8 +71,13 @@ public override string ToString()
 
         #region Serialized Members
         
-        // ReSharper disable once MemberCanBePrivate.Global
-        public UArray<UFieldData> MetaObjects;
+        private UArray<UFieldData> _Fields;
+
+        public UArray<UFieldData> Fields
+        {
+            get => _Fields;
+            set => _Fields = value;
+        }
 
         #endregion
 
@@ -81,8 +86,8 @@ public override string ToString()
         protected override void Deserialize()
         {
             base.Deserialize();
-            _Buffer.ReadArray(out MetaObjects);
-            Record(nameof(MetaObjects), MetaObjects);
+            _Buffer.ReadArray(out _Fields);
+            Record(nameof(_Fields), _Fields);
         }
 
         #endregion
@@ -103,12 +108,12 @@ public override string Decompile()
         {
             // UE3 Debug
             BeginDeserializing();
-            if (MetaObjects == null)
+            if (_Fields == null)
             {
                 return "";
             }
 
-            return string.Join("\r\n", MetaObjects.ConvertAll(data => data + data.Decompile()));
+            return string.Join("\r\n", _Fields.ConvertAll(data => data + data.Decompile()));
         }
 
         #endregion
diff --git a/src/Core/Classes/UObjectDecompiler.cs b/src/Core/Classes/UObjectDecompiler.cs
index d7dcd7b..ecfa5e3 100644
--- a/src/Core/Classes/UObjectDecompiler.cs
+++ b/src/Core/Classes/UObjectDecompiler.cs
@@ -1,4 +1,6 @@
-namespace UELib.Core
+using System.Diagnostics;
+
+namespace UELib.Core
 {
     public partial class UObject : IUnrealDecompilable
     {
@@ -12,8 +14,14 @@ public virtual string Decompile()
                 BeginDeserializing();
             }
 
+            if (ImportTable != null)
+            {
+                return $"// Cannot decompile import {Name}";
+            }
+
+            Debug.Assert(Class != null);
             string output = $"begin object name={Name} class={Class.Name}" +
-                            $"\r\n";
+                            "\r\n";
             UDecompilingState.AddTabs(1);
             try
             {
@@ -29,12 +37,6 @@ public virtual string Decompile()
                    $"// Reference: {Class.Name}'{GetOuterGroup()}'";
         }
 
-        protected virtual string FormatHeader()
-        {
-            // Note:Dangerous recursive call!
-            return Decompile();
-        }
-
         protected string DecompileProperties()
         {
             if (Properties == null || Properties.Count == 0)
diff --git a/src/Core/Classes/UStructDecompiler.cs b/src/Core/Classes/UStructDecompiler.cs
index 13b9932..1310d95 100644
--- a/src/Core/Classes/UStructDecompiler.cs
+++ b/src/Core/Classes/UStructDecompiler.cs
@@ -49,7 +49,7 @@ public override string Decompile()
             return content + UnrealConfig.PrintEndBracket() + ";";
         }
 
-        protected override string FormatHeader()
+        protected virtual string FormatHeader()
         {
             var output = $"struct {FormatFlags()}{Name}{(Super != null ? $" {FormatExtends()} {Super.Name}" : string.Empty)}";
             string metaData = DecompileMeta();
diff --git a/src/Core/Classes/UTextBufferDecompiler.cs b/src/Core/Classes/UTextBufferDecompiler.cs
index 8e7244f..8f05242 100644
--- a/src/Core/Classes/UTextBufferDecompiler.cs
+++ b/src/Core/Classes/UTextBufferDecompiler.cs
@@ -38,10 +38,5 @@ public override string Decompile()
 
             return output;
         }
-
-        protected override string FormatHeader()
-        {
-            return "// Postprocessed copy of the source code.";
-        }
     }
 }
\ No newline at end of file