diff --git a/back/config/util.ts b/back/config/util.ts
index ff1aa544..5f24dced 100644
--- a/back/config/util.ts
+++ b/back/config/util.ts
@@ -437,7 +437,7 @@ export async function killTask(pid: number) {
       [pid, ...pids].reverse().forEach((x) => {
         process.kill(x, 15);
       });
-    } catch (error) {}
+    } catch (error) { }
   } else {
     process.kill(pid, 2);
   }
diff --git a/back/loaders/initData.ts b/back/loaders/initData.ts
index 83ef8cf1..96b7033e 100644
--- a/back/loaders/initData.ts
+++ b/back/loaders/initData.ts
@@ -233,7 +233,7 @@ export default async () => {
       const lang = systemConfig.info?.lang || 'zh';
       await writeFile(config.langEnvFile, `export QL_LANG='${lang}'\n`);
     }
-  } catch {}
+  } catch { }
   setLang(systemConfig.info?.lang || 'zh');
 
   await envService.set_envs();
diff --git a/back/services/sshKey.ts b/back/services/sshKey.ts
index 99465109..2683e7ed 100644
--- a/back/services/sshKey.ts
+++ b/back/services/sshKey.ts
@@ -42,13 +42,11 @@ export default class SshKeyService {
     key: string,
   ): Promise<void> {
     try {
-      await writeFileWithLock(
-        path.join(this.sshPath, alias),
-        `${key}${os.EOL}`,
-        {
-          mode: '400',
-        },
-      );
+      const filePath = path.join(this.sshPath, alias);
+      try {
+        await rmPath(filePath);
+      } catch { }
+      await writeFileWithLock(filePath, `${key}${os.EOL}`, { mode: '400' });
     } catch (error) {
       this.logger.error('生成私钥文件失败', error);
     }
diff --git a/src/pages/crontab/index.tsx b/src/pages/crontab/index.tsx
index 3269ecd4..830e370a 100644
--- a/src/pages/crontab/index.tsx
+++ b/src/pages/crontab/index.tsx
@@ -367,7 +367,7 @@ const Crontab = () => {
 
   const getCrons = async (silent?: boolean) => {
     if (!silent) setLoading(true);
-    const { page, size, sorter, filters } = pageConf;
+    const { page = 1, size = 10, sorter, filters = '{}' } = pageConf;
     let url = `${config.apiPrefix
       }crons?searchValue=${searchText}&page=${page}&size=${size}&filters=${JSON.stringify(
         filters,