Project export crashes when no Implementation-Title is provided in the MANIFEST.MF file of a jar that contains a hippoecm-extension.xml

01.09.2009 22:09:41 DEBUG [org.hippoecm.tools.projectexport.ExportEngine.base():141] prefix "reporting"
01.09.2009 22:09:41 DEBUG [org.hippoecm.tools.projectexport.ExportEngine.base():141] prefix "hippolog"
01.09.2009 22:09:41 DEBUG [org.hippoecm.tools.projectexport.ExportEngine.base():141] prefix "fn"
01.09.2009 22:09:41 DEBUG [org.hippoecm.tools.projectexport.ExportEngine.base():141] prefix "rep"
01.09.2009 22:09:41 DEBUG [org.hippoecm.tools.projectexport.ExportEngine.base():149] module jar:file:/home/jreijn/Development/workspaces/training/tutorial/cms/target/work/webapp/WEB-INF/lib/hst-addon-repository-2.03.11.jar!/hippoecm-extension.xml
01.09.2009 22:09:41 ERROR [org.hippoecm.tools.projectexport.ExportTreeModel.getExporter():216] Everything is broken
javax.jcr.RepositoryException: failed to resolve path null relative to node /hippo:configuration/hippo:temporary/projects: empty path: empty path
at org.apache.jackrabbit.core.NodeImpl.resolveRelativeNodePath(NodeImpl.java:229)
at org.apache.jackrabbit.core.NodeImpl.getNode(NodeImpl.java:2596)
at org.hippoecm.repository.decorating.NodeDecorator.getNode(NodeDecorator.java:228)
at org.hippoecm.repository.decorating.checked.NodeDecorator.getNode(NodeDecorator.java:285)
at org.hippoecm.tools.projectexport.Element$ProjectElement.<init>(Element.java:158)
at org.hippoecm.tools.projectexport.ExportEngine.base(ExportEngine.java:151)
at org.hippoecm.tools.projectexport.ExportEngine.<init>(ExportEngine.java:386)
at org.hippoecm.tools.projectexport.ExportTreeModel.getExporter(ExportTreeModel.java:214)
at org.hippoecm.tools.projectexport.ExportTreeModel.<init>(ExportTreeModel.java:204)
at org.hippoecm.tools.projectexport.ExportDialog.loadtree(ExportDialog.java:174)
at org.hippoecm.tools.projectexport.ExportDialog.access$800(ExportDialog.java:46)
at org.hippoecm.tools.projectexport.ExportDialog$3.onClick(ExportDialog.java:165)
at org.apache.wicket.ajax.markup.html.AjaxLink$1.onEvent(AjaxLink.java:65)