diff --git a/app/src/main/java/com/supwisdom/service/SynoCodeService.kt b/app/src/main/java/com/supwisdom/service/SynoCodeService.kt
index b9034b1..c39bb27 100644
--- a/app/src/main/java/com/supwisdom/service/SynoCodeService.kt
+++ b/app/src/main/java/com/supwisdom/service/SynoCodeService.kt
@@ -85,9 +85,7 @@
         val resp = activeDevice(CommonUtil.getSerialNumber(), UrlBase64.encode(licenseByte))
             ?: return BaseResp(PublicDef.ERROR, "上传激活文件超时")
         if (resp.retcode != HttpURLConnection.HTTP_OK) {
-            val retBean =
-                GsonUtil.GsonToBean(resp.retjson!!, EpaySynoLicenseUploadRetBean::class.java)
-            return BaseResp(PublicDef.ERROR, retBean.message)
+            return BaseResp(PublicDef.ERROR, resp.retmsg)
         }
         return BaseResp(PublicDef.SUCCESS, "上传激活文件成功")
     }
diff --git a/app/src/main/java/com/supwisdom/utils/CommonUtil.kt b/app/src/main/java/com/supwisdom/utils/CommonUtil.kt
index 7ccc434..119217b 100644
--- a/app/src/main/java/com/supwisdom/utils/CommonUtil.kt
+++ b/app/src/main/java/com/supwisdom/utils/CommonUtil.kt
@@ -60,11 +60,10 @@
         try {
             val c = Class.forName("android.os.SystemProperties")
             val get = c.getMethod("get", String::class.java)
-            return get.invoke(c, "ro.product.firmware") as String
-        } catch (ex: Exception) {
+            return (get.invoke(c, "ro.serialno") as String)
+        } catch (ex: java.lang.Exception) {
             ex.printStackTrace()
         }
-
         return ""
     }