diff --git a/src/Luban.Job.Cfg/Source/Generate/CodeRenderBase.cs b/src/Luban.Job.Cfg/Source/Generate/CodeRenderBase.cs
index fce82a3..c53961b 100644
--- a/src/Luban.Job.Cfg/Source/Generate/CodeRenderBase.cs
+++ b/src/Luban.Job.Cfg/Source/Generate/CodeRenderBase.cs
@@ -39,7 +39,12 @@ namespace Luban.Job.Cfg.Generate
             {
                 ctx.Tasks.Add(Task.Run(() =>
                 {
-                    var content = FileHeaderUtil.ConcatAutoGenerationHeader(ctx.Render.RenderAny(c), ctx.Lan);
+                    string body = ctx.Render.RenderAny(c);
+                    if (string.IsNullOrWhiteSpace(body))
+                    {
+                        return;
+                    }
+                    var content = FileHeaderUtil.ConcatAutoGenerationHeader(body, ctx.Lan);
                     var file = RenderFileUtil.GetDefTypePath(c.FullName, ctx.Lan);
                     var md5 = CacheFileUtil.GenMd5AndAddCache(file, content);
                     ctx.GenCodeFilesInOutputCodeDir.Add(new FileInfo() { FilePath = file, MD5 = md5 });
@@ -50,7 +55,12 @@ namespace Luban.Job.Cfg.Generate
             {
                 var module = ctx.TopModule;
                 var name = ctx.TargetService.Manager;
-                var content = FileHeaderUtil.ConcatAutoGenerationHeader(ctx.Render.RenderService(name, module, ctx.ExportTables), ctx.Lan);
+                var body = ctx.Render.RenderService(name, module, ctx.ExportTables);
+                if (string.IsNullOrWhiteSpace(body))
+                {
+                    return;
+                }
+                var content = FileHeaderUtil.ConcatAutoGenerationHeader(body, ctx.Lan);
                 var file = RenderFileUtil.GetDefTypePath(name, ctx.Lan);
                 var md5 = CacheFileUtil.GenMd5AndAddCache(file, content);
                 ctx.GenCodeFilesInOutputCodeDir.Add(new FileInfo() { FilePath = file, MD5 = md5 });
diff --git a/src/Luban.Server/Properties/launchSettings.json b/src/Luban.Server/Properties/launchSettings.json
index d3886f7..8c6c5a5 100644
--- a/src/Luban.Server/Properties/launchSettings.json
+++ b/src/Luban.Server/Properties/launchSettings.json
@@ -13,7 +13,11 @@
     },
     "TestTemplate-DisableCache": {
       "commandName": "Project",
-      "commandLineArgs": "-t D:\\workspace\\luban_examples\\Projects\\CustomTemplates --disable_template_cache"
+      "commandLineArgs": "-t D:\\workspace\\luban_examples\\Projects\\CustomTemplates --disable_cache"
+    },
+    "TestEncryptMemory-DisableCache": {
+      "commandName": "Project",
+      "commandLineArgs": "-t D:\\workspace\\luban_examples\\Projects\\Csharp_CustomTemplate_EncryptMemory\\CustomTemplate --disable_cache"
     }
   }
 }
\ No newline at end of file