Java Model Exception: Java Model Status [I1 [in [Working copy] I1.java [in prj [in src [in prj]]]] does not exist]
at org.eclipse.jdt.internal.core.JavaElement.newNotPresentException(JavaElement.java:498)
at org.eclipse.jdt.internal.core.JavaElement.openWhenClosed(JavaElement.java:532)
at org.eclipse.jdt.internal.core.JavaElement.getElementInfo(JavaElement.java:258)
at org.eclipse.jdt.internal.core.JavaElement.getElementInfo(JavaElement.java:244)
at org.eclipse.jdt.internal.core.SourceType.isClass(SourceType.java:587)
at org.jboss.tools.cdi.internal.core.validation.BeansXmlValidationDelegate$AbstractTypeValidator.validateKindOfType(BeansXmlValidationDelegate.java:463)
at org.jboss.tools.cdi.internal.core.validation.BeansXmlValidationDelegate$AbstractTypeValidator.validateType(BeansXmlValidationDelegate.java:441)
at org.jboss.tools.cdi.internal.core.validation.BeansXmlValidationDelegate.validateTypeBeanForBeansXml(BeansXmlValidationDelegate.java:201)
at org.jboss.tools.cdi.internal.core.validation.BeansXmlValidationDelegate.validateBeansXml(BeansXmlValidationDelegate.java:160)
at org.jboss.tools.cdi.internal.core.validation.CDICoreValidator.validateResource(CDICoreValidator.java:567)
at org.jboss.tools.cdi.internal.core.validation.CDICoreValidator.validate(CDICoreValidator.java:386)
at org.jboss.tools.common.validation.ValidatorManager.validate(ValidatorManager.java:117)
at org.jboss.tools.common.validation.ValidatorManager.validateInJob(ValidatorManager.java:81)
at org.eclipse.wst.validation.internal.operations.ValidatorJob.run(ValidatorJob.java:78)
at org.eclipse.core.internal.jobs.Worker.run(Worker.java:53)