java.lang.NullPointerException: null at cn.binarywang.wx.miniapp.api.impl.WxMaMsgServiceImpl.sendTemplateMsg(WxMaMsgServiceImpl.java:34) ~[weixin-java-miniapp-2.7.0.jar:na]
at com.github.binarywang.demo.wechat.controller.WxPortalController.sendMsg(WxPortalController.java:108) ~[classes/:1.0.0-SNAPSHOT]
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:1.8.0_131]
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[na:1.8.0_131]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:1.8.0_131]
at java.lang.reflect.Method.invoke(Method.java:498) ~[na:1.8.0_131]