摘要： 错误：android.content.ActivityNotFoundException: Unable to find explicit activity class {tt.test/tt.test.ViewActivity}; have you declared this activity in your AndroidManifest.xml?原因：AndroidManifest.xml未添加对应Activity配置。解决办法：在AndroidManifest.xml添加对应Activity配置内容。<activityandroid:name=".Start" 阅读全文