diff --git a/back/api/env.ts b/back/api/env.ts
index b916bdc0..845b5df5 100644
--- a/back/api/env.ts
+++ b/back/api/env.ts
@@ -51,6 +51,9 @@ export default (app: Router) => {
       const logger: Logger = Container.get('logger');
       try {
         const envService = Container.get(EnvService);
+        if (!req.body?.length) {
+          return res.send({ code: 400, message: '参数不正确' });
+        }
         const data = await envService.create(req.body);
         return res.send({ code: 200, data });
       } catch (e) {
diff --git a/back/services/cron.ts b/back/services/cron.ts
index 3ac3958e..ac941c57 100644
--- a/back/services/cron.ts
+++ b/back/services/cron.ts
@@ -114,7 +114,13 @@ export default class CronService {
     }
 
     for (const id of ids) {
-      const cron = await this.getDb({ id });
+      let cron;
+      try {
+        cron = await this.getDb({ id });
+      } catch (err) {}
+      if (!cron) {
+        continue;
+      }
       if (status === CrontabStatus.idle && log_path !== cron.log_path) {
         options = omit(options, ['status', 'log_path', 'pid']);
       }
diff --git a/back/services/user.ts b/back/services/user.ts
index 80408cc4..94a66047 100644
--- a/back/services/user.ts
+++ b/back/services/user.ts
@@ -1,6 +1,7 @@
 import { Service, Inject } from 'typedi';
 import winston from 'winston';
 import {
+  createFile,
   createRandomString,
   fileExist,
   getNetIp,
@@ -266,7 +267,7 @@ export default class UserService {
   public async getUserInfo(): Promise<any> {
     const authFileExist = await fileExist(config.authConfigFile);
     if (!authFileExist) {
-      await fs.writeFile(
+      await createFile(
         config.authConfigFile,
         JSON.stringify({
           username: 'admin',