java.lang.IllegalArgumentException

The supplied POIFSFileSystem does not contain a BIFF8 'Workbook' entry. Is it really an excel file?

Samebug tips0

There are no available Samebug tips for this exception. If you know how to solve this issue, help other users by writing a short tip.

Don't give up yet. Paste your full stack trace to get a solution.

Solutions on the web22735

  • The supplied POIFSFileSystem does not contain a BIFF8 'Workbook' entry. Is it really an excel file?
  • The supplied POIFSFileSystem does not contain a BIFF8 'Workbook' entry. Is it really an excel file?
  • The supplied POIFSFileSystem does not contain a BIFF8 'Workbook' entry. Is it really an excel file?
  • Stack trace

    • java.lang.IllegalArgumentException: The supplied POIFSFileSystem does not contain a BIFF8 'Workbook' entry. Is it really an excel file? at org.apache.poi.hssf.usermodel.HSSFWorkbook.getWorkbookDirEntryName(HSSFWorkbook.java:223) at org.apache.poi.hssf.usermodel.HSSFWorkbook.<init>(HSSFWorkbook.java:245) at org.apache.poi.hssf.usermodel.HSSFWorkbook.<init>(HSSFWorkbook.java:188) at org.apache.poi.hssf.usermodel.HSSFWorkbook.<init>(HSSFWorkbook.java:305) at org.apache.poi.hssf.usermodel.HSSFWorkbook.<init>(HSSFWorkbook.java:286) at org.apache.poi.ss.usermodel.WorkbookFactory.create(WorkbookFactory.java:60)

    Write tip

    You have a different solution? A short tip here would help you and many other users who saw this issue last week.

    Users with the same issue

    Unknown user
    Once, 1 year ago