im内容

mec-biz/src/main/java/com/ym/mec/biz/service/impl/ImGroupServiceImpl.java

@@ -1481,7 +1481,7 @@ public class ImGroupServiceImpl extends BaseServiceImpl<String, ImGroup> impleme
             String content = jsonObject.getString("content");
 
             // http开头的链接 扩展字段没有值 放在扩展字段里
-            if (content.startsWith("http")) {
+            if (StringUtils.isNotBlank(content) && content.startsWith("http")) {
                 String extra = jsonObject.getString("extra");
                 if (StringUtils.isEmpty(extra)) {
                     jsonObject.put("extra", content);