diff --git a/src/client/accessor/document.ts b/src/client/accessor/document.ts
index 36d25fa..89b4f56 100644
--- a/src/client/accessor/document.ts
+++ b/src/client/accessor/document.ts
@@ -15,6 +15,12 @@ export class FetchFailError implements Error{
     }
 }
 export class ClientDocumentAccessor implements DocumentAccessor{
+    async findByPath(basepath: string, filename?: string): Promise<Document[]>{
+        throw new Error("not allowed");
+    };
+    async findDeleted(content_type: string): Promise<Document[]>{
+        throw new Error("not allowed");
+    };
     async findList(option?: QueryListOption | undefined): Promise<Document[]>{
         let res = await fetch(`${baseurl}/search?${option !== undefined ? toQueryString(option) : ""}`);
         if(res.status !== 200) throw new FetchFailError("findList Failed");
@@ -38,7 +44,10 @@ export class ClientDocumentAccessor implements DocumentAccessor{
         const {id,...rest} = c;
         const res = await fetch(`${baseurl}/${id}`,{
             method: "POST",
-            body: JSON.stringify(rest)
+            body: JSON.stringify(rest),
+            headers:{
+                'content-type':"application/json"
+            }
         });
         const ret = await res.json();
         return ret;
@@ -47,7 +56,10 @@ export class ClientDocumentAccessor implements DocumentAccessor{
         throw new Error("not allow");
         const res = await fetch(`${baseurl}`,{
             method: "POST",
-            body: JSON.stringify(c)
+            body: JSON.stringify(c),
+            headers:{
+                'content-type':"application/json"
+            }
         });
         const ret = await res.json();
         return ret;
@@ -63,7 +75,10 @@ export class ClientDocumentAccessor implements DocumentAccessor{
         const {id,...rest} = c;
         const res = await fetch(`${baseurl}/${id}/tags/${tag_name}`,{
             method: "POST",
-            body: JSON.stringify(rest)
+            body: JSON.stringify(rest),
+            headers:{
+                'content-type':"application/json"
+            }
         });
         const ret = await res.json();
         return ret;
@@ -72,7 +87,10 @@ export class ClientDocumentAccessor implements DocumentAccessor{
         const {id,...rest} = c;
         const res = await fetch(`${baseurl}/${id}/tags/${tag_name}`,{
             method: "DELETE",
-            body: JSON.stringify(rest)
+            body: JSON.stringify(rest),
+            headers:{
+                'content-type':"application/json"
+            }
         });
         const ret = await res.json();
         return ret;