java.io.IOException

There are no available Samebug tips for this exception. Do you have an idea how to solve this issue? A short tip would help users who saw this issue last week.

  • Invalid Header Signature
    via Stack Overflow by Aditya Lodha
    ,
  • Exception when open xls files
    via by Unknown author,
  • apache poi - 必应
    via by Unknown author,
    • java.io.IOException: Invalid header signature; read 0, expected -2226271756974174256 at org.apache.poi.poifs.storage.HeaderBlockReader.<init>(HeaderBlockReader.java:88) at org.apache.poi.poifs.filesystem.POIFSFileSystem.<init>(POIFSFileSystem.java:83) at org.apache.poi.hssf.usermodel.HSSFWorkbook.<init>(HSSFWorkbook.java:210) at org.apache.poi.hssf.usermodel.HSSFWorkbook.<init>(HSSFWorkbook.java:191) at tracker.TimecardSpreadsheet.openWorkbook(TimecardSpreadsheet.java:145) at tracker.TimecardSpreadsheet.<init>(TimecardSpreadsheet.java:53) at tracker.TimeTracker.tick(TimeTracker.java:597) at tracker.TimeTracker.access$1200(TimeTracker.java:41) at tracker.TimeTracker$22.run(TimeTracker.java:387) at java.util.TimerThread.mainLoop(Unknown Source) at java.util.TimerThread.run(Unknown Source)

    Users with the same issue

    Unknown visitor2 times, last one,
    Unknown visitor1 times, last one,
    zokni
    5 times, last one,
    Unknown visitor1 times, last one,