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Org.dom4j.DocumentException:null Nested Exception:null

Source: Internet
Author: User
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1. Error description

Org.dom4j.DocumentException:null Nested Exception:nullat org.dom4j.io.SAXReader.read (saxreader.java:484) at Org.dom4j.io.SAXReader.read (saxreader.java:343) at Com.you.dom.utils.Reader.main (reader.java:50) Nested exception: Java.net.MalformedURLExceptionat java.net.url.<init> (url.java:619) at java.net.url.<init> (Url.java : 482) at java.net.url.<init> (url.java:431) at Com.sun.org.apache.xerces.internal.impl.XMLEntityManager.setupCurrentEntity (xmlentitymanager.java:610) at Com.sun.org.apache.xerces.internal.impl.XMLVersionDetector.determineDocVersion (xmlversiondetector.java:189) at Com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse (xml11configuration.java:812) at Com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse (xml11configuration.java:777) at Com.sun.org.apache.xerces.internal.parsers.XMLParser.parse (xmlparser.java:141) at Com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.parse (abstractsaxparser.java:1213) at Com.sun.org.apache.xerces.iNternal.jaxp.saxparserimpl$jaxpsaxparser.parse (saxparserimpl.java:648) at Org.dom4j.io.SAXReader.read ( saxreader.java:465) at Org.dom4j.io.SAXReader.read (saxreader.java:343) at Com.you.dom.utils.Reader.main ( READER.JAVA:50) caused By:java.lang.NullPointerExceptionat java.net.url.<init> (url.java:524) ... morenested Exception:java.net.MalformedURLExceptionat java.net.url.<init> (url.java:619) at Java.net.URL. <init> (url.java:482) at java.net.url.<init> (url.java:431) at Com.sun.org.apache.xerces.internal.impl.XMLEntityManager.setupCurrentEntity (xmlentitymanager.java:610) at Com.sun.org.apache.xerces.internal.impl.XMLVersionDetector.determineDocVersion (xmlversiondetector.java:189) at Com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse (xml11configuration.java:812) at Com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse (xml11configuration.java:777) at Com.sun.org.apache.xerces.internal.parsers.XMLParser.parse (xmlparser.java:141) at Com.sun.org.apachE.xerces.internal.parsers.abstractsaxparser.parse (abstractsaxparser.java:1213) at Com.sun.org.apache.xerces.internal.jaxp.saxparserimpl$jaxpsaxparser.parse (saxparserimpl.java:648) at Org.dom4j.io.SAXReader.read (saxreader.java:465) at Org.dom4j.io.SAXReader.read (saxreader.java:343) at Com.you.dom.utils.Reader.main (reader.java:50) caused By:java.lang.NullPointerExceptionat java.net.url.<init > (url.java:524) ... More

2. Cause of error


3. Solutions

Org.dom4j.DocumentException:null Nested Exception:null

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