diff --git a/electron/hwidUtil.js b/electron/hwidUtil.js
index e1e6055..71c9afc 100644
--- a/electron/hwidUtil.js
+++ b/electron/hwidUtil.js
@@ -25,12 +25,16 @@ const defaultHWID = "recorderinthesandybridge";
  */
 function getHwId() {
   return new Promise((resolve) => {
-    const getter = platforms[process.platform];
-    if (getter) {
-      const result = getter[1].exec(child_process.execSync(getter[0], options));
-      if (result) resolve(crypto.createHash("md5").update(result[1]).digest("hex"));
+    try {
+      const getter = platforms[process.platform];
+      if (getter) {
+        const result = getter[1].exec(child_process.execSync(getter[0], options));
+        if (result) resolve(crypto.createHash("md5").update(result[1]).digest("hex"));
+      }
+      resolve(crypto.createHash("md5").update(defaultHWID).digest("hex"));
+    } catch {
+      resolve(crypto.createHash("md5").update(defaultHWID).digest("hex"));
     }
-    resolve(crypto.createHash("md5").update(defaultHWID).digest("hex"));
   })
 }
 exports.getHwId = getHwId;