https://developers.weixin.qq.com/doc/oplatform/Mobile_App/Launching_a_Mini_Program/Android_Development_example.html

WXLaunchMiniProgram.Req.MINIPTOGRAM_TYPE_RELEASE
WXLaunchMiniProgram.Req.MINIPROGRAM_TYPE_TEST
WXLaunchMiniProgram.Req.MINIPROGRAM_TYPE_PREVIEW

Android开发工具包中的打开小程序参数MINIPTOGRAM_TYPE_RELEASE中的单词拼写错误，T应该是R吧。