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在我打开模态窗口后，它在连续打开时变得越来越暗。在第三次点击打开模态时，模态屏幕后面的背景是完全黑暗的。似乎是缓存并添加到褪色的背景上。如何解决这个问题？
I'm trying to populate a ListView with an ArrayList. The ArrayList contains Usuarios Objects. Usuario has two fields (String nombre, String edad). This is my code:
ListView listview = (List
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