diff --git a/src/Neo.Network.RpcClient/Utility.cs b/src/Neo.Network.RpcClient/Utility.cs
index 30e196de7c..eb9bad02ef 100644
--- a/src/Neo.Network.RpcClient/Utility.cs
+++ b/src/Neo.Network.RpcClient/Utility.cs
@@ -16,6 +16,7 @@
 using Neo.Network.P2P.Payloads.Conditions;
 using Neo.SmartContract;
 using Neo.SmartContract.Native;
+using Neo.VM;
 using Neo.VM.Types;
 using Neo.Wallets;
 using System;
@@ -282,7 +283,7 @@ public static StackItem StackItemFromJson(JObject json)
                     }
                     return map;
                 case StackItemType.Pointer:
-                    return new Pointer(null, (int)json["value"].AsNumber());
+                    return new Pointer(Script.Empty, (int)json["value"].AsNumber());
                 case StackItemType.InteropInterface:
                     return new InteropInterface(json);
                 default:
diff --git a/src/Neo.VM/Script.cs b/src/Neo.VM/Script.cs
index 6b190130e0..28a599cdb8 100644
--- a/src/Neo.VM/Script.cs
+++ b/src/Neo.VM/Script.cs
@@ -26,8 +26,13 @@ public class Script
     {
         private int _hashCode = 0;
         private readonly ReadOnlyMemory<byte> _value;
-        private readonly bool strictMode;
-        private readonly Dictionary<int, Instruction> _instructions = new();
+        private readonly bool _strictMode;
+        private readonly Dictionary<int, Instruction> _instructions = [];
+
+        /// <summary>
+        /// Empty script
+        /// </summary>
+        public static Script Empty { get; } = new Script(ReadOnlyMemory<byte>.Empty);
 
         /// <summary>
         /// The length of the script.
@@ -71,7 +76,7 @@ public Script(ReadOnlyMemory<byte> script, bool strictMode)
             Length = _value.Length;
             if (strictMode)
             {
-                for (int ip = 0; ip < script.Length; ip += GetInstruction(ip).Size) { }
+                for (var ip = 0; ip < script.Length; ip += GetInstruction(ip).Size) { }
                 foreach (var (ip, instruction) in _instructions)
                 {
                     switch (instruction.OpCode)
@@ -120,7 +125,7 @@ public Script(ReadOnlyMemory<byte> script, bool strictMode)
                         case OpCode.NEWARRAY_T:
                         case OpCode.ISTYPE:
                         case OpCode.CONVERT:
-                            StackItemType type = (StackItemType)instruction.TokenU8;
+                            var type = (StackItemType)instruction.TokenU8;
                             if (!Enum.IsDefined(typeof(StackItemType), type))
                                 throw new BadScriptException();
                             if (instruction.OpCode != OpCode.NEWARRAY_T && type == StackItemType.Any)
@@ -129,7 +134,7 @@ public Script(ReadOnlyMemory<byte> script, bool strictMode)
                     }
                 }
             }
-            this.strictMode = strictMode;
+            _strictMode = strictMode;
         }
 
         /// <summary>
@@ -141,10 +146,10 @@ public Script(ReadOnlyMemory<byte> script, bool strictMode)
         [MethodImpl(MethodImplOptions.AggressiveInlining)]
         public Instruction GetInstruction(int ip)
         {
-            if (!_instructions.TryGetValue(ip, out Instruction? instruction))
+            if (!_instructions.TryGetValue(ip, out var instruction))
             {
                 if (ip >= Length) throw new ArgumentOutOfRangeException(nameof(ip));
-                if (strictMode) throw new ArgumentException($"ip not found with strict mode", nameof(ip));
+                if (_strictMode) throw new ArgumentException($"ip not found with strict mode", nameof(ip));
                 instruction = new Instruction(_value, ip);
                 _instructions.Add(ip, instruction);
             }