diff --git a/packages/hydrooj/package.json b/packages/hydrooj/package.json
index 7fee15fc9..5d1cc6fd6 100644
--- a/packages/hydrooj/package.json
+++ b/packages/hydrooj/package.json
@@ -1,6 +1,6 @@
 {
     "name": "hydrooj",
-    "version": "3.4.2",
+    "version": "3.4.3",
     "bin": "bin/hydrooj.js",
     "main": "src/loader",
     "module": "src/loader",
diff --git a/packages/hydrooj/src/script/rating.ts b/packages/hydrooj/src/script/rating.ts
index 06c0f90b8..23ba44596 100644
--- a/packages/hydrooj/src/script/rating.ts
+++ b/packages/hydrooj/src/script/rating.ts
@@ -135,7 +135,7 @@ async function runInDomain(id: string, isSub: boolean, report: Function) {
     for (const dudoc of dudocs) deltaudict[dudoc.uid] = dudoc.rpdelta;
     // TODO pagination
     const problems = await problem.getMulti('', { domainId, nSubmit: { $gt: 0 }, hidden: false }).toArray();
-    await report({ message: `Found ${problems.length} problems in ${id}` });
+    if (problems.length) await report({ message: `Found ${problems.length} problems in ${id}` });
     for (const i in problems) {
         const pdoc = problems[i];
         await runProblem(pdoc, udict);
@@ -147,7 +147,7 @@ async function runInDomain(id: string, isSub: boolean, report: Function) {
     }
     const contests: Tdoc<30 | 60>[] = await contest.getMulti('', { domainId, rated: true })
         .toArray() as any;
-    await report({ message: `Found ${contests.length} contests in ${id}` });
+    if (contests.length) await report({ message: `Found ${contests.length} contests in ${id}` });
     for (const i in contests) {
         const tdoc = contests[i];
         await runContest(tdoc, udict, report);
diff --git a/packages/hydrooj/src/service/server.ts b/packages/hydrooj/src/service/server.ts
index ef1a2dfda..a5b6b8e26 100644
--- a/packages/hydrooj/src/service/server.ts
+++ b/packages/hydrooj/src/service/server.ts
@@ -634,7 +634,7 @@ export class Handler extends HandlerCommon {
 
     async saveCookie() {
         const ua = this.request.headers['user-agent'] || '';
-        if (!this.session.uid && system.get('server.ignoreUA').split('\n').filter((i) => i && ua.includes(i)).length) return;
+        if (!this.session.uid && system.get('server.ignoreUA').replace(/\r/g, '').split('\n').filter((i) => i && ua.includes(i)).length) return;
         const expireSeconds = this.session.save
             ? system.get('session.saved_expire_seconds')
             : system.get('session.unsaved_expire_seconds');