java.lang.NullPointerException

Stack Overflow | Martyn | 3 months ago
  1. 0

    Extending JComboBox, errors when building with addItem and String []

    Stack Overflow | 3 months ago | Martyn
    java.lang.NullPointerException
  2. 0

    Android: Saving Map State in Google map

    Stack Overflow | 11 months ago | Junie Negentien
    java.lang.RuntimeException: Unable to resume activity {com.ourThesis.junieNegentien2015/com.ourThesis.junieNegentien2015.MainActivity}: java.lang.NullPointerException
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    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at biz.martyn.budget.CategoryComboBox.update()
    2. biz.martyn.budget
      Budget.main
      1. biz.martyn.budget.CategoryComboBox.update(CategoryComboBox.java:24)
      2. biz.martyn.budget.CategoryComboBox.<init>(CategoryComboBox.java:17)
      3. biz.martyn.budget.NewTransactionDialog.<init>(NewTransactionDialog.java:36)
      4. biz.martyn.budget.TransactionsToolbar.<init>(TransactionsToolbar.java:34)
      5. biz.martyn.budget.Budget.main(Budget.java:41)
      5 frames