diff --git a/jianshui-admin/src/main/java/com/jianshui/web/controller/sandbox/IndexController.java b/jianshui-admin/src/main/java/com/jianshui/web/controller/sandbox/IndexController.java
index 68f44c9..a63ea54 100644
--- a/jianshui-admin/src/main/java/com/jianshui/web/controller/sandbox/IndexController.java
+++ b/jianshui-admin/src/main/java/com/jianshui/web/controller/sandbox/IndexController.java
@@ -22,7 +22,12 @@ public class IndexController {
     public AjaxResult encrypt(@RequestBody JSONObject requestBody) {
         String key = requestBody.getString("key");
         String order = requestBody.getString("order");
-        String encryptTest = InvoiceEncryptUtil.encrypt(order, key);
-        return AjaxResult.success("success", encryptTest);
+        try {
+            String encryptTest = InvoiceEncryptUtil.encrypt(order, key);
+            return AjaxResult.success("success", encryptTest);
+        }catch (Exception e){
+            return AjaxResult.error(e.getMessage());
+        }
+
     }
 }
diff --git a/jianshui-common/src/main/java/com/jianshui/common/utils/encrypt/InvoiceEncryptUtil.java b/jianshui-common/src/main/java/com/jianshui/common/utils/encrypt/InvoiceEncryptUtil.java
index ca2e2d6..7cab596 100644
--- a/jianshui-common/src/main/java/com/jianshui/common/utils/encrypt/InvoiceEncryptUtil.java
+++ b/jianshui-common/src/main/java/com/jianshui/common/utils/encrypt/InvoiceEncryptUtil.java
@@ -174,6 +174,10 @@ public class InvoiceEncryptUtil {
             buf = decoder.decodeBuffer(encryptKey);
         } catch (IOException e) {
             e.printStackTrace();
+            throw new RuntimeException("加密key处理失败");
+        }
+        if (buf != null && buf.length < 16) {
+            throw new RuntimeException("加密key长度不够");
         }
         // 前8位为key
         int i;
diff --git a/jianshui-ui/src/views/sandbox/encrypt.vue b/jianshui-ui/src/views/sandbox/encrypt.vue
index 9f58fd0..9a8952d 100644
--- a/jianshui-ui/src/views/sandbox/encrypt.vue
+++ b/jianshui-ui/src/views/sandbox/encrypt.vue
@@ -33,6 +33,7 @@ export default {
   },
   methods: {
     onSubmit() {
+      this.requestBody.resp = ""
       encrypt(this.requestBody).then(res => {
         if (res.code == 200) {
           this.requestBody.resp = res.data