[jbosstools-issues] [JBoss JIRA] Created: (JBIDE-1745) Error appears when user edit attributes of jsf html tags.

[Andrei Scherbovich (JIRA)]

Error appears when user edit  attributes of jsf html tags.
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                 Key: JBIDE-1745
                 URL: http://jira.jboss.com/jira/browse/JBIDE-1745
             Project: Tools (JBoss Tools)
          Issue Type: Bug
          Components: jsp/jsf/xml source editing
    Affects Versions: 2.0.0.GA
            Reporter: Andrei Scherbovich
         Attachments: 1.jpg

Error appeared when I tried to edit attribute of <h:form>. It usually appears when I edit attributes. I can hardly reproduce this bug but it appears very often.
See attachment and error log below:

java.lang.NullPointerException
	at org.eclipse.jst.jsp.core.internal.validation.JSPActionValidator.getTaglibPrefixes(JSPActionValidator.java:157)
	at org.eclipse.jst.jsp.core.internal.validation.JSPActionValidator.performValidation(JSPActionValidator.java:215)
	at org.eclipse.jst.jsp.core.internal.validation.JSPActionValidator.performValidation(JSPActionValidator.java:193)
	at org.eclipse.jst.jsp.core.internal.validation.JSPBatchValidator.performValidation(JSPBatchValidator.java:377)
	at org.eclipse.jst.jsp.core.internal.validation.JSPBatchValidator.validateFile(JSPBatchValidator.java:428)
	at org.eclipse.jst.jsp.core.internal.validation.JSPBatchValidator.doValidate(JSPBatchValidator.java:190)
	at org.eclipse.jst.jsp.core.internal.validation.JSPBatchValidator$1.run(JSPBatchValidator.java:452)
	at org.eclipse.jdt.internal.core.BatchOperation.executeOperation(BatchOperation.java:39)
	at org.eclipse.jdt.internal.core.JavaModelOperation.run(JavaModelOperation.java:720)
	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:1797)
	at org.eclipse.jdt.core.JavaCore.run(JavaCore.java:4466)
	at org.eclipse.jst.jsp.core.internal.validation.JSPBatchValidator.validateInJob(JSPBatchValidator.java:460)
	at org.eclipse.wst.validation.internal.operations.ValidatorJob.run(ValidatorJob.java:75)
	at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55)


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