mybatis version : 3.3.0 mybatis-spring version: 1.2.2 1st Scenes ： Caused by: java.lang.NullPointerException at org.apache.ibatis.reflection.property ...

Execution failed for task ':app:compileDebugJavaWithJavac'. java.lang.NullPointerException: element == null Try: Run with --info or --debug option to get more log output.

ERROR: NullPointerException encountered while trying to adding String to Deque that is set to null. java.lang.NullPointerException INFO: Successful at adding String to Deque that is set to null ...