Caused by: java.lang.RuntimeException: Can't create handler inside thread that has not called Looper.prepare():
异常原因: 在AsyncTask的 DoInBackground()中执行了Toast;
举一反三:异步任务中不能再嵌套异步任务;
本文深入解析了在AsyncTask的DoInBackground()方法中执行Toast操作导致的java.lang.RuntimeException: Can't create handler inside thread that has not called Looper.prepare()异常,并提供了有效的避免方法。此外,文章强调了异步任务中不应再嵌套异步任务的重要性。
Caused by: java.lang.RuntimeException: Can't create handler inside thread that has not called Looper.prepare():
异常原因: 在AsyncTask的 DoInBackground()中执行了Toast;
举一反三:异步任务中不能再嵌套异步任务;
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