java.lang.NullPointerException
        at com.sun.tools.javac.comp.MemberEnter.initEnv(MemberEnter.java:755)
        at com.sun.tools.javac.comp.Attr.visitVarDef(Attr.java:759)
        at com.sun.tools.javac.tree.JCTree$JCVariableDecl.accept(JCTree.java:713)
        at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:391)
        at com.sun.tools.javac.comp.Attr.attribStat(Attr.java:428)
        at com.sun.tools.javac.comp.Attr.attribStats(Attr.java:444)
        at com.sun.tools.javac.comp.Attr.visitBlock(Attr.java:798)
        at com.sun.tools.javac.tree.JCTree$JCBlock.accept(JCTree.java:769)
        at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:391)
        at com.sun.tools.javac.comp.Attr.attribStat(Attr.java:428)
        at com.sun.tools.javac.api.JavacTaskImpl.reattrMethodBody(JavacTaskImpl.java:813)
        at org.netbeans.api.java.source.JavaSource.reparseMethod(JavaSource.java:2873)
        at org.netbeans.api.java.source.JavaSource.access$2900(JavaSource.java:195)
        at org.netbeans.api.java.source.JavaSource$CompilationJob.run(JavaSource.java:1682)
        at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:441)
        at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
        at java.util.concurrent.FutureTask.run(FutureTask.java:138)
        at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:885)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:907)
        at java.lang.Thread.run(Thread.java:619)
An error occurred during parsing of '/home/dcorsaut/NBProjects/Servlet/src/java/servlets/CatalogServlet.java'. Please report a bug against java/source and attach dump file '/home/dcorsaut/.netbeans/dev/var/log/CatalogServlet.dump'.