java.lang.NullPointerException

Coderanch | Reshma Reddy | 5 years ago
  1. 0

    reading excel xlsx files to convert into CSV format

    Coderanch | 5 years ago | Reshma Reddy
    java.lang.NullPointerException
  2. 0

    reading excel xlsx files to convert into CSV format

    Coderanch | 5 years ago | Rob Spoor
    java.lang.NullPointerException
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  4. 0
    Assign onCickListener to imageView in ExpandableListView inside getChildView.
  5. 0
    The Fragment was destroyed, and getActivity() returned null. Don't destroy the Fragment.

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    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at excel_test.XSSFReader$SheetIterator.hasNext()
    2. excel_test
      XLSX2CSV.main
      1. excel_test.XSSFReader$SheetIterator.hasNext(XSSFReader.java:207)
      2. excel_test.XLSX2CSV.process(XLSX2CSV.java:367)
      3. excel_test.XLSX2CSV.main(XLSX2CSV.java:390)
      3 frames