diff --git a/Editor/BuildProcessors/FilterHotFixAssemblies.cs b/Editor/BuildProcessors/FilterHotFixAssemblies.cs
index bd6cdc5..2488179 100644
--- a/Editor/BuildProcessors/FilterHotFixAssemblies.cs
+++ b/Editor/BuildProcessors/FilterHotFixAssemblies.cs
@@ -1,4 +1,5 @@
-using System;
+using HybridCLR.Editor.Meta;
+using System;
 using System.Collections.Generic;
 using System.Linq;
 using System.Text;
@@ -35,10 +36,12 @@ namespace HybridCLR.Editor.BuildProcessors
                 }
             }
 
+            var assResolver = MetaUtil.CreateHotUpdateAssemblyResolver(EditorUserBuildSettings.activeBuildTarget);
             // 检查是否填写了正确的dll名称
             foreach (var hotUpdateDll in allHotUpdateDllFiles)
             {
-                if (assemblies.All(ass => !ass.EndsWith(hotUpdateDll)))
+                string hotUpdateAssName = hotUpdateDll.Substring(0, hotUpdateDll.Length - 4);
+                if (assemblies.All(ass => !ass.EndsWith(hotUpdateDll)) && string.IsNullOrEmpty(assResolver.ResolveAssembly(hotUpdateAssName, false)))
                 {
                     throw new Exception($"热更新 assembly:{hotUpdateDll} 不存在，请检查拼写错误");
                 }
diff --git a/Editor/Commands/LinkGeneratorCommand.cs b/Editor/Commands/LinkGeneratorCommand.cs
index 81acaa7..4d6a16f 100644
--- a/Editor/Commands/LinkGeneratorCommand.cs
+++ b/Editor/Commands/LinkGeneratorCommand.cs
@@ -26,29 +26,12 @@ namespace HybridCLR.Editor.Commands
 
             var ls = SettingsUtil.HybridCLRSettings;
 
-            var allAssByNames = new Dictionary<string, Assembly>();
-            foreach (var ass in AppDomain.CurrentDomain.GetAssemblies())
-            {
-                allAssByNames[ass.GetName().Name] = ass;
-            }
-
-            var hotfixAssembles = new List<Assembly>();
-            foreach(var assName in SettingsUtil.HotUpdateAssemblyNames)
-            {
-                if (allAssByNames.TryGetValue(assName, out var ass))
-                {
-                    hotfixAssembles.Add(ass);
-                }
-                else
-                {
-                    throw new Exception($"assembly:{assName} 不存在");
-                }
-            }
+            List<string> hotfixAssemblies = SettingsUtil.HotUpdateAssemblyNames;
 
             var analyzer = new Analyzer(Meta.MetaUtil.CreateBuildTargetAssemblyResolver(EditorUserBuildSettings.activeBuildTarget), HybridCLRSettings.Instance.collectAssetReferenceTypes);
-            var refTypes = analyzer.CollectRefs(hotfixAssembles);
+            var refTypes = analyzer.CollectRefs(hotfixAssemblies);
 
-            Debug.Log($"[LinkGeneratorCommand] hotfix assembly count:{hotfixAssembles.Count}, ref type count:{refTypes.Count} output:{Application.dataPath}/{ls.outputLinkFile}");
+            Debug.Log($"[LinkGeneratorCommand] hotfix assembly count:{hotfixAssemblies.Count}, ref type count:{refTypes.Count} output:{Application.dataPath}/{ls.outputLinkFile}");
             var linkXmlWriter = new LinkXmlWriter();
             linkXmlWriter.Write($"{Application.dataPath}/{ls.outputLinkFile}", refTypes);
             AssetDatabase.Refresh();
diff --git a/Editor/Commands/MethodBridgeGeneratorCommand.cs b/Editor/Commands/MethodBridgeGeneratorCommand.cs
index 27fa016..6fb3270 100644
--- a/Editor/Commands/MethodBridgeGeneratorCommand.cs
+++ b/Editor/Commands/MethodBridgeGeneratorCommand.cs
@@ -52,12 +52,9 @@ namespace HybridCLR.Editor.Commands
 
         static IAssemblyResolver CreateBuildTargetAssemblyResolver(BuildTarget target)
         {
-            return new CombinedAssemblyResolver(new PathAssemblyResolver(
-                SettingsUtil.GetAssembliesPostIl2CppStripDir(target),
-                SettingsUtil.GetHotUpdateDllsOutputDirByTarget(target)),
-                new UnityPluginAssemblyResolver(),
-                new UnityDotNetAOTAssemblyResolver(),
-                new UnityEditorAssemblyResolver()
+            return new CombinedAssemblyResolver(
+                new PathAssemblyResolver(SettingsUtil.GetAssembliesPostIl2CppStripDir(target)),
+                MetaUtil.CreateHotUpdateAssemblyResolver(target)
                 );
         }
 
diff --git a/Editor/Link/Analyzer.cs b/Editor/Link/Analyzer.cs
index 9b6d417..4472c2a 100644
--- a/Editor/Link/Analyzer.cs
+++ b/Editor/Link/Analyzer.cs
@@ -22,23 +22,23 @@ namespace HybridCLR.Editor.Link
             _analyzeAssetType = analyzeAssetType;
         }
 
-        public HashSet<TypeRef> CollectRefs(List<Assembly> rootAssemblies)
+        public HashSet<TypeRef> CollectRefs(List<string> rootAssemblies)
         {
             using (var assCollector = new AssemblyCache(_resolver))
             {
                 var rootAssemblyName = new HashSet<string>();
                 foreach (var ass in rootAssemblies)
                 {
-                    if (!rootAssemblyName.Add(ass.GetName().Name))
+                    if (!rootAssemblyName.Add(ass))
                     {
-                        throw new Exception($"assembly:{ass.GetName().Name} 重复");
+                        throw new Exception($"assembly:{ass} 重复");
                     }
                 }
 
                 var typeRefs = new HashSet<TypeRef>(TypeEqualityComparer.Instance);
                 foreach (var rootAss in rootAssemblies)
                 {
-                    var dnAss = assCollector.LoadModule(rootAss.GetName().Name);
+                    var dnAss = assCollector.LoadModule(rootAss);
                     foreach (var type in dnAss.GetTypeRefs())
                     {
                         if (!rootAssemblyName.Contains(type.DefinitionAssembly.Name))
diff --git a/Editor/Meta/MetaUtil.cs b/Editor/Meta/MetaUtil.cs
index 233ff88..b325563 100644
--- a/Editor/Meta/MetaUtil.cs
+++ b/Editor/Meta/MetaUtil.cs
@@ -141,6 +141,25 @@ namespace HybridCLR.Editor.Meta
             }
 		}
 
+		public static IAssemblyResolver CreateExternalAssemblyResolver(BuildTarget target)
+		{
+			var externalDirs = HybridCLRSettings.Instance.externalHotUpdateAssembliyDirs;
+			if (externalDirs == null || externalDirs.Length == 0)
+			{
+				return new PathAssemblyResolver();
+			}
+			else
+			{
+				var externalDirList = new List<string>();
+				foreach (var dir in externalDirs)
+				{
+					externalDirList.Add($"{dir}/{target}");
+					externalDirList.Add(dir);
+				}
+				return new PathAssemblyResolver(externalDirList.ToArray());
+			}
+		}
+
 		public static IAssemblyResolver CreateBuildTargetAssemblyResolver(BuildTarget target)
         {
 			return new CombinedAssemblyResolver(CreateHotUpdateAssemblyResolver(target),
diff --git a/Editor/Meta/UnityEditorAssemblyResolver.cs b/Editor/Meta/UnityEditorAssemblyResolver.cs
index 092d925..7057249 100644
--- a/Editor/Meta/UnityEditorAssemblyResolver.cs
+++ b/Editor/Meta/UnityEditorAssemblyResolver.cs
@@ -16,7 +16,11 @@ namespace HybridCLR.Editor.Meta
             {
                 return refAss.Location;
             }
-            return Assembly.Load(assemblyName).Location;
+            if (throwExIfNotFind)
+            {
+                throw new Exception($"resolve assembly:{assemblyName} fail");
+            }
+            return null;
         }
     }
 }
diff --git a/package.json b/package.json
index 1f8b76e..127f53c 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "com.focus-creative-games.hybridclr_unity",
-  "version": "1.1.10",
+  "version": "1.1.11",
   "displayName": "HybridCLR",
   "description": "Unity package for HybridCLR. It includes editor and runtime scripts and assets for HybridCLR",
   "category": "Runtime",