diff --git a/backend/src/main/java/io/metersphere/notice/sender/AbstractNoticeSender.java b/backend/src/main/java/io/metersphere/notice/sender/AbstractNoticeSender.java
index fb00dddb06..79a318d158 100644
--- a/backend/src/main/java/io/metersphere/notice/sender/AbstractNoticeSender.java
+++ b/backend/src/main/java/io/metersphere/notice/sender/AbstractNoticeSender.java
@@ -61,13 +61,15 @@ public abstract class AbstractNoticeSender implements NoticeSender {
         if (noticeModel.getParamMap().containsKey("customFields")) {
             String customFields = (String) noticeModel.getParamMap().get("customFields");
             JSONArray array = JSON.parseArray(customFields);
-            for (Object o : array) {
-                JSONObject jsonObject = JSON.parseObject(o.toString());
-                String name = jsonObject.getString("name");
-                Object value = jsonObject.getObject("value", Object.class);
-                noticeModel.getParamMap().put(name, value); // 处理人
-                if (StringUtils.equals(jsonObject.getString("name"), "处理人")) {
-                    noticeModel.getParamMap().put("processor", value); // 处理人
+            if (CollectionUtils.isNotEmpty(array)) {
+                for (Object o : array) {
+                    JSONObject jsonObject = JSON.parseObject(o.toString());
+                    String name = jsonObject.getString("name");
+                    Object value = jsonObject.getObject("value", Object.class);
+                    noticeModel.getParamMap().put(name, value); // 处理人
+                    if (StringUtils.equals(jsonObject.getString("name"), "处理人")) {
+                        noticeModel.getParamMap().put("processor", value); // 处理人
+                    }
                 }
             }
         }