POI包冲突

异常：

java.lang.NoSuchMethodError: org.apache.poi.util.POILogger.log(I[Ljava/lang/Object;)V
at org.apache.poi.util.DocumentHelper.trySetSAXFeature(DocumentHelper.java:66)
    at org.apache.poi.util.DocumentHelper.<clinit>(DocumentHelper.java:56)
    at org.apache.poi.openxml4j.opc.internal.ContentTypeManager.parseContentTypesFile(ContentTypeManager.java:377)
    at org.apache.poi.openxml4j.opc.internal.ContentTypeManager.<init>(ContentTypeManager.java:103)
    at org.apache.poi.openxml4j.opc.internal.ZipContentTypeManager.<init>(ZipContentTypeManager.java:54)
    at org.apache.poi.openxml4j.opc.ZipPackage.getPartsImpl(ZipPackage.java:186)
    at org.apache.poi.openxml4j.opc.OPCPackage.getParts(OPCPackage.java:696)
    at org.apache.poi.openxml4j.opc.OPCPackage.open(OPCPackage.java:280)
    at org.apache.poi.util.PackageHelper.open(PackageHelper.java:37)
    at org.apache.poi.xwpf.usermodel.XWPFDocument.<init>(XWPFDocument.java:128)
    at com.egosystems.balasbrid.EditWord.ReadNTKO.buildDocx(ReadNTKO.java:104)

 

参考1：http://stamen.iteye.com/blog/2314940

2：挨着所有包找内容，一般NoSuchMethodError是由于包重复。