Question

eclipse ERROR: java.lang.NoClassDefFoundError: org/apache/poi/xssf/usermodel/XSSFWorkbook

ERROR: 13:37:41,992 - TcLogger$IC_UncaughtExceptionHandler.uncaughtException:?
java.lang.NoClassDefFoundError
java.lang.NoClassDefFoundError: org/apache/poi/xssf/usermodel/XSSFWorkbook
at batchprint.datasetsload.DatasetsLoadOp1.getexcel(DatasetsLoadOp1.java:87)
at batchprint.datasetsload.DatasetsLoadDialog2.startUpdate(DatasetsLoadDialog2.java:175)

at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93)
at java.awt.EventDispatchThread.run(EventDispatchThread.java:82)
Caused by: java.lang.ClassNotFoundException: org.apache.poi.xssf.usermodel.XSSFWorkbook
at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:501)
at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:421)
at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:412)
at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:107)

求助：目的只是为了读取excel文件，结果就这儿就卡壳了几天，持续郁闷中，求大神指点。
Caused by: java.lang.ClassNotFoundException: org.apache.poi.xssf.usermodel.XSSFWorkbook

Answer 1

确定导入jar包了吗？你找找看是不是jar缺失或者jar的版本不行，你试试！希望能帮到你！

追问

都导入了，编译都没有问题，调试就出问题

追答

根本就没有这个找到这个类，你ctrl+点击XSSFWorkbook这个类看看能不能跳到这个类里，不能的话就是包导错了。你试试

追问

点了跳转到这儿了