【问题标题】:i'm getting runtime error com.twlapps.goolarr E/AndroidRuntime: FATAL EXCEPTION: main and my app crashes once i open it我收到运行时错误 com.twlapps.goolarr E/AndroidRuntime: FATAL EXCEPTION: main 并且我的应用程序在我打开后崩溃
【发布时间】:2020-07-09 19:52:04
【问题描述】:

我遇到运行时错误,我的应用在运行时崩溃

2020-03-29 12:40:22.942 9111-9111/com.twlapps.goolarr E/AndroidRuntime: FATAL EXCEPTION: main
    Process: com.twlapps.goolarr, PID: 9111
    java.lang.ClassCastException: androidx.appcompat.widget.AppCompatTextView cannot be cast to android.widget.EditText
        at com.twlapps.goolarr.SigninFragment.onCreateView(SigninFragment.java:73)
        at androidx.fragment.app.Fragment.performCreateView(Fragment.java:2600)
        at androidx.fragment.app.FragmentManagerImpl.moveToState(FragmentManagerImpl.java:881)
        at androidx.fragment.app.FragmentManagerImpl.moveFragmentToExpectedState(FragmentManagerImpl.java:1238)
        at androidx.fragment.app.FragmentManagerImpl.moveToState(FragmentManagerImpl.java:1303)
        at androidx.fragment.app.BackStackRecord.executeOps(BackStackRecord.java:439)
        at androidx.fragment.app.FragmentManagerImpl.executeOps(FragmentManagerImpl.java:2079)
        at androidx.fragment.app.FragmentManagerImpl.executeOpsTogether(FragmentManagerImpl.java:1869)
        at androidx.fragment.app.FragmentManagerImpl.removeRedundantOperationsAndExecute(FragmentManagerImpl.java:1824)
        at androidx.fragment.app.FragmentMana

【问题讨论】:

    标签: java android android-studio android-fragments


    【解决方案1】:

    问题可能是您试图将 AppCompatTextView 分配给 EditText。当 findViewById () 被修复以修复 AppCompatTextView 到 EditText 在您的标记中,或使用 AppCompatTextView 时,最有可能发生错误

    【讨论】:

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