更新职位为空的判断

guns-sys/src/main/java/cn/stylefeng/guns/sys/core/constant/factory/ConstantFactory.java

@@ -343,9 +343,11 @@ public class ConstantFactory implements IConstantFactory {
         if (userPosList != null && userPosList.size() > 0) {
             for (UserPos userPos : userPosList) {
                 Position position = positionService.getById(userPos.getPosId());
+                if (position != null) {
                     positionNames.append(",").append(position.getName());
                 }
             }
+        }
 
         return StrUtil.removePrefix(positionNames.toString(), ",");