[已解決]: java.lang.NullPointerException: Attempt to invoke virtual method 'void android.support.v4
今天開發的時候，發現明明有這個id，並且也經過findviewbyid獲取了，可是爲何最後獲得viewpager 是空呢？java Caused by: java.lang.NullPointerException: Attempt to invoke virtual method 'void android.support.v4.view.ViewPager.setAdapter(android
相關文章
- 1. Attempt to invoke virtual method 'void android.support.v4.app.Fragment.setNextAnim(int)'
- 2. java.lang.NullPointerException: Attempt to invoke virtual method 'android.content.res.XmlResourcePa
- 3. java.lang.NullPointerException: Attempt to invoke virtual method 'void android.widget.ListView.setAd
- 4. java.lang.NullPointerException: Attempt to invoke virtual method 'void android.widget.TextView.setTe
- 5. java.lang.NullPointerException: Attempt to invoke virtual method 'java.lang.Object
- 6. Attempt to invoke virtual method 'void android.support.v7.widget.RecyclerViewLayoutManager.onMeasur
- 7. java.lang.NullPointerException: Attempt to invoke virtual method 'java.lang.Object android.content
- 8. Attempt to invoke virtual method 'void android.view.ViewGroup.transformMatrixToGlobal(android.graphi
- 9. java.lang.NullPointerException: Attempt to invoke virtual method 'boolean java.lang.String.equals(ja
- 10. java.lang.NullPointerException: Attempt to invoke virtual method 'int android.view.View.getImportant
- 更多相關文章...
- • SVN 解決衝突 - SVN 教程
- • Redis悲觀鎖解決高併發搶紅包的問題 - 紅包項目實戰
- • Scala 中文亂碼解決
- • PHP Ajax 跨域問題最佳解決方案
相關標籤/搜索
每日一句
-
每一个你不满意的现在，都有一个你没有努力的曾经。
最新文章
- 1. No provider available from registry 127.0.0.1:2181 for service com.ddbuy.ser 解決方法
- 2. Qt5.7以上調用虛擬鍵盤(支持中文)，以及源碼修改(可拖動，水平縮放)
- 3. 軟件測試面試- 購物車功能測試用例設計
- 4. ElasticSearch（概念篇）：你知道的, 爲了搜索…
- 5. redux理解
- 6. gitee創建第一個項目
- 7. 支持向量機之硬間隔（一步步推導，通俗易懂）
- 8. Mysql 異步複製延遲的原因及解決方案
- 9. 如何在運行SEPM配置嚮導時將不可認的複雜數據庫密碼改爲簡單密碼
- 10. windows系統下tftp服務器使用
歡迎關注本站公眾號,獲取更多信息
相關文章
- 1. Attempt to invoke virtual method 'void android.support.v4.app.Fragment.setNextAnim(int)'
- 2. java.lang.NullPointerException: Attempt to invoke virtual method 'android.content.res.XmlResourcePa
- 3. java.lang.NullPointerException: Attempt to invoke virtual method 'void android.widget.ListView.setAd
- 4. java.lang.NullPointerException: Attempt to invoke virtual method 'void android.widget.TextView.setTe
- 5. java.lang.NullPointerException: Attempt to invoke virtual method 'java.lang.Object
- 6. Attempt to invoke virtual method 'void android.support.v7.widget.RecyclerViewLayoutManager.onMeasur
- 7. java.lang.NullPointerException: Attempt to invoke virtual method 'java.lang.Object android.content
- 8. Attempt to invoke virtual method 'void android.view.ViewGroup.transformMatrixToGlobal(android.graphi
- 9. java.lang.NullPointerException: Attempt to invoke virtual method 'boolean java.lang.String.equals(ja
- 10. java.lang.NullPointerException: Attempt to invoke virtual method 'int android.view.View.getImportant