diff --git a/src/mobile-main.ts b/src/mobile-main.ts
index 049a27a..51cfdb6 100644
--- a/src/mobile-main.ts
+++ b/src/mobile-main.ts
@@ -79,7 +79,10 @@ document.addEventListener('DOMContentLoaded', () => {
     }
   }
 
-  function processScannedCode(code: string) {
+  function processScannedCode(rawCode: string) {
+    // QR 코드 인쇄 폼 등으로 인한 개행 문자(\r, \n) 및 모든 공백 문자(\s)를 제거
+    const code = rawCode.replace(/[\r\n]/g, '').replace(/\s+/g, '').trim();
+
     // 1. Check if the code is a physical location code
     if (code.startsWith('LOC-')) {
       sessionStorage.setItem(SESSION_LOC_KEY, code);
diff --git a/vite.config.ts b/vite.config.ts
index 49a0185..af98bee 100644
--- a/vite.config.ts
+++ b/vite.config.ts
@@ -9,6 +9,7 @@ export default defineConfig({
   server: {
     port: 8080,
     host: true, // Listen on all local IPs
+    allowedHosts: true,
     proxy: {
       '/api': {
         target: proxyTarget,