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Features / Usability

Features / Usability


JGraph problems...

posts: 3665 United States

I'm having problems using JGraph to edit my wiki drawings. I get the following execption when attempting to edit a drawing:

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java.lang.ClassFormatError: Incompatible magic value 1010792557 in class file <?xml version="1/0" encoding="UTF-8"?> at java.lang.ClassLoader.defineClass1(Native Method) at java.lang.ClassLoader.defineClass(Unknown Source) at java.security.SecureClassLoader.defineClass(Unknown Source) at sun.applet.AppletClassLoader.findClass(Unknown Source) at java.lang.ClassLoader.loadClass(Unknown Source) at sun.applet.AppletClassLoader.loadClass(Unknown Source) at java.lang.ClassLoader.loadClass(Unknown Source) at javax.xml.parsers.FactoryFinder.newInstance(Unknown Source) at javax.xml.parsers.FactoryFinder.findJarServiceProvider(Unknown Source) at javax.xml.parsers.FactoryFinder.find(Unknown Source) at javax.xml.parsers.DocumentBuilderFactory.newInstance(Unknown Source) at org.jgraph.pad.DefaultGraphModelFileFormatXML.read(Unknown Source) at org.jgraph.pad.DefaultGraphModelFileFormatXML.read(Unknown Source) at org.jgraph.GPGraphpad.addDocument(Unknown Source) at org.jgraph.JGraphpad.launchFromApplet(Unknown Source) at org.jgraph.JGraphpad.init(Unknown Source) at sun.applet.AppletPanel.run(Unknown Source) at java.lang.Thread.run(Unknown Source) java.lang.ClassFormatError: Incompatible magic value 1010792557 in class file <?xml version="1/0" encoding="UTF-8"?> at java.lang.ClassLoader.defineClass1(Native Method) at java.lang.ClassLoader.defineClass(Unknown Source) at java.security.SecureClassLoader.defineClass(Unknown Source) at sun.applet.AppletClassLoader.findClass(Unknown Source) at java.lang.ClassLoader.loadClass(Unknown Source) at sun.applet.AppletClassLoader.loadClass(Unknown Source) at java.lang.ClassLoader.loadClass(Unknown Source) at javax.xml.parsers.FactoryFinder.newInstance(Unknown Source) at javax.xml.parsers.FactoryFinder.findJarServiceProvider(Unknown Source) at javax.xml.parsers.FactoryFinder.find(Unknown Source) at javax.xml.parsers.DocumentBuilderFactory.newInstance(Unknown Source) at org.jgraph.pad.DefaultGraphModelFileFormatXML.read(Unknown Source) at org.jgraph.pad.DefaultGraphModelFileFormatXML.read(Unknown Source) at org.jgraph.GPGraphpad.addDocument(Unknown Source) at org.jgraph.JGraphpad.launchFromApplet(Unknown Source) at org.jgraph.JGraphpad.init(Unknown Source) at sun.applet.AppletPanel.run(Unknown Source) at java.lang.Thread.run(Unknown Source) Exception in thread "Cache Cleanup Thread" java.lang.NullPointerException at sun.plugin.cache.CacheFile.getFileType(Unknown Source) at sun.plugin.cache.CacheFile.before(Unknown Source) at sun.plugin.cache.CleanupThread$1.compare(Unknown Source) at java.util.Arrays.mergeSort(Unknown Source) at java.util.Arrays.mergeSort(Unknown Source) at java.util.Arrays.mergeSort(Unknown Source) at java.util.Arrays.mergeSort(Unknown Source) at java.util.Arrays.mergeSort(Unknown Source) at java.util.Arrays.mergeSort(Unknown Source) at java.util.Arrays.mergeSort(Unknown Source) at java.util.Arrays.mergeSort(Unknown Source) at java.util.Arrays.mergeSort(Unknown Source) at java.util.Arrays.sort(Unknown Source) at sun.plugin.cache.CleanupThread.getFilesInCache(Unknown Source) at sun.plugin.cache.CleanupThread.cleanCache(Unknown Source) at sun.plugin.cache.CleanupThread.run(Unknown Source) Can't write to file c:\temp\jgrapherror.txt



Can anyone help?

-Rick

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