update

cooleshow-user/user-biz/src/main/java/com/yonge/cooleshow/biz/dal/service/impl/ImGroupServiceImpl.java

@@ -196,7 +196,7 @@ public class ImGroupServiceImpl extends ServiceImpl<ImGroupDao, ImGroup> impleme
             clientType = "TEACHER";
         }
         if (StringUtils.isNotBlank(imConfig.getAppPrefix()) && !imUserId.startsWith(imConfig.getAppPrefix())) {
-            imUserId = MessageFormat.format("{0}_{1}_{2}", imConfig.getAppPrefix(), userId, clientType);
+            imUserId = MessageFormat.format("{0}_{1}_{2}", imConfig.getAppPrefix(), userId.toString(), clientType);
         }
         return imUserId;
     }
@@ -209,7 +209,7 @@ public class ImGroupServiceImpl extends ServiceImpl<ImGroupDao, ImGroup> impleme
             clientType = "TEACHER";
         }
         if (StringUtils.isNotBlank(imConfig.getAppPrefix()) && !imUserId.startsWith(imConfig.getAppPrefix())) {
-            imUserId = MessageFormat.format("{0}_{1}_{2}", imConfig.getAppPrefix(), userId, clientType);
+            imUserId = MessageFormat.format("{0}_{1}_{2}", imConfig.getAppPrefix(), userId.toString(), clientType);
         }
         return imUserId;
     }