diff --git a/src/main/resources/templates/passGuard.html b/src/main/resources/templates/passGuard.html
index 6cc4ad2..fbfa08c 100644
--- a/src/main/resources/templates/passGuard.html
+++ b/src/main/resources/templates/passGuard.html
@@ -94,6 +94,7 @@
 				passGuard1.generate("kb1", kb, "passGuard1", 1);
 			</script>
           </div>
+		  <span id="tips" style="display: none;font-size: 14;color: #666;margin-left: 5px;"></span>
           <div class="basic-info-input">
             <span class="nowrap">验证码</span>
             <!-- <input type="text" id="kb2" readonly="readonly" name="input3" placeholder="请输入新密码"
@@ -137,7 +138,7 @@
             >
           </button>
         </div>
-      </div>
+    </div>
 	<script type="text/javascript">
 		let globalData = null;
 		let randKey = '';
@@ -160,9 +161,17 @@
 		// 	randKey = receivedData.randKey;
 		// 	passGuard1.setRandKey(receivedData.randKey);
 		// });
+
+		// 通过函数调用 拿到父组件的 数据
 		window.receiveData = function(data) {
-			randKey = data.randKey;
-			passGuard1.setRandKey(randKey);
+			if (data.randKey) {
+				randKey = data.randKey;
+				passGuard1.setRandKey(randKey);
+				postMessage('getKey')
+			} else {
+				document.getElementById('tips').style.display = "block";
+				document.getElementById('tips').innerText = '随机因子没有传过来';
+			}
 		};
 		// 验证码倒计时
 		function startCountdown() {
@@ -198,6 +207,12 @@
 						
 						window.ReactNativeWebView.postMessage(postDataStr);
 					break;
+					case 'getKey':
+						postData = {eventType};
+						postDataStr = JSON.stringify(postData)
+						
+						window.ReactNativeWebView.postMessage(postDataStr);
+					break;
 					
 					case 'submit':
 						let verifCode = document.getElementById('verifCode').value;