diff --git a/server/app.js b/server/app.js
index 0e2de3c6..9a7dc050 100644
--- a/server/app.js
+++ b/server/app.js
@@ -3,8 +3,6 @@ import "express-async-errors";
 import cors from "cors";
 import cookieParser from "cookie-parser";
 import morgan from "morgan";
-import swaggerUi from "swagger-ui-express";
-import swaggerJSDoc from "swagger-jsdoc";
 import authRouter from "./router/auth.js";
 import docRouter from "./router/doc.js";
 import rankRouter from "./router/rank.js";
@@ -24,41 +22,13 @@ const corsOptions = {
   allowedHeaders: ["Content-type", "Authorization"],
   credentials: true,
 };
-const swaggerDefinition = {
-  info: {
-    title: "Winner's Record API",
-    version: "1.0.0",
-    description: "API description",
-  },
-  host: "locahost:8080",
-  basePath: "/",
-  securityDefinitions: {
-    bearerAuth: {
-      type: "apiKey",
-      name: "Authorization",
-      scheme: "bearer",
-      in: "header",
-    },
-  },
-};
-const options = {
-  swaggerDefinition,
-  apis: ["./router/*.js"],
-};
-
-const swaggerSpec = swaggerJSDoc(options);
-app.get("/swagger.json", (req, res) => {
-  res.setHeader("Content-Type", "application/json");
-  res.send(swaggerSpec);
-});
 
 app.use(express.json());
 app.use(cors(corsOptions));
 app.use(cookieParser());
 app.use(morgan("tiny"));
-app.use("/api-docs", swaggerUi.serve, swaggerUi.setup(swaggerSpec));
 
-app.use("/wr", (req, res, next) => {
+app.get("/wr", (req, res, next) => {
   res.send(`Winner's Record`);
 });
 
diff --git a/server/data/doc.js b/server/data/doc.js
index 7ef4e8d1..5e0bcdd5 100644
--- a/server/data/doc.js
+++ b/server/data/doc.js
@@ -168,10 +168,11 @@ export async function validType(type) {
 
 export async function editDoc(docId, data) {
   const img = data.img; //[string, string]
-  await db.Docs_Images.destroy({
-    where: { docId },
-  });
-  if (!img.length) {
+
+  if (Array.isArray(img) && !img.length) {
+    await db.Docs_Images.destroy({
+      where: { docId },
+    });
     if (data.event === "tennis") {
       await db.Docs_Images.create({
         docId,
@@ -193,7 +194,10 @@ export async function editDoc(docId, data) {
         imgId: 58,
       });
     }
-  } else {
+  } else if (Array.isArray(img)) {
+    await db.Docs_Images.destroy({
+      where: { docId },
+    });
     for (let i = 0; i < img.length; i++) {
       const newImg = await db.Images.create({
         link: img[i],
@@ -229,7 +233,6 @@ export async function editDoc(docId, data) {
   const editedDoc = await db.Docs.findOne({
     where: { id: docId },
   }).catch((err) => console.log(err));
-
   return editedDoc;
 }