线程UI更新报错：Only the original thread that created a view hierarchy can touch its views.
当我们在线程里面更新UI的时候会报错：Only the original thread that created a view hierarchy can touch its views. 如下面的代码：直接在UDP发送线程里面更新UI，就会报错，报错提示如下。 这里的解决办法是把UI更新放到Handler里面。所以把上述代码的UI更新部分修改为如下图所示。
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相关文章
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