java poi 产生的一个异常,大家帮忙看下
cds1 2007-08-29 10:03:36 java.io.IOException: Invalid header signature; read 7011577315731788834, expecte
d -2226271756974174256
at org.apache.poi.poifs.storage.HeaderBlockReader.<init>(HeaderBlockRead
er.java:100)
at org.apache.poi.poifs.filesystem.POIFSFileSystem.<init>(POIFSFileSyste
m.java:84)
at yuebao.CallRecord.main(CallRecord.java:18)