NPE wrt JPA when creating a new Java EE7/Maven project

java.lang.NullPointerException
	at org.eclipse.jpt.jpa.core.internal.facet.JpaFacetInstallDelegate.defaultResourceLocation(JpaFacetInstallDelegate.java:123)
	at org.eclipse.jpt.jpa.core.internal.facet.JpaFacetInstallDelegate.createPersistenceXml(JpaFacetInstallDelegate.java:107)
	at org.eclipse.jpt.jpa.core.internal.facet.JpaFacetInstallDelegate.createProjectXml(JpaFacetInstallDelegate.java:100)
	at org.eclipse.jpt.jpa.core.internal.facet.JpaFacetInstallDelegate.execute_(JpaFacetInstallDelegate.java:61)
	at org.eclipse.jpt.jpa.core.internal.facet.JpaFacetActionDelegate.execute(JpaFacetActionDelegate.java:35)
	at org.eclipse.wst.common.project.facet.core.internal.FacetedProject.callDelegate(FacetedProject.java:1477)
	at org.eclipse.wst.common.project.facet.core.internal.FacetedProject.modifyInternal(FacetedProject.java:441)
	at org.eclipse.wst.common.project.facet.core.internal.FacetedProject.mergeChangesInternal(FacetedProject.java:1181)
	at org.eclipse.wst.common.project.facet.core.internal.FacetedProject.access$2(FacetedProject.java:1117)
	at org.eclipse.wst.common.project.facet.core.internal.FacetedProject$1.run(FacetedProject.java:324)
	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2313)
	at org.eclipse.wst.common.project.facet.core.internal.FacetedProject.modify(FacetedProject.java:339)
	at org.eclipse.m2e.wtp.jpa.internal.configurators.JpaProjectConfigurator.configureFacets(JpaProjectConfigurator.java:154)
	at org.eclipse.m2e.wtp.jpa.internal.configurators.JpaProjectConfigurator.configure(JpaProjectConfigurator.java:109)
	at org.eclipse.m2e.core.project.configurator.AbstractLifecycleMapping.configure(AbstractLifecycleMapping.java:120)
	at org.eclipse.m2e.core.internal.project.ProjectConfigurationManager$3.call(ProjectConfigurationManager.java:477)
	at org.eclipse.m2e.core.internal.project.ProjectConfigurationManager$3.call(ProjectConfigurationManager.java:1)
	at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.executeBare(MavenExecutionContext.java:166)
	at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.execute(MavenExecutionContext.java:142)
	at org.eclipse.m2e.core.internal.project.ProjectConfigurationManager.updateProjectConfiguration(ProjectConfigurationManager.java:470)
	at org.eclipse.m2e.core.internal.project.ProjectConfigurationManager.configureNewMavenProjects(ProjectConfigurationManager.java:250)
	at org.eclipse.m2e.core.internal.project.ProjectConfigurationManager$1.call(ProjectConfigurationManager.java:163)
	at org.eclipse.m2e.core.internal.project.ProjectConfigurationManager$1.call(ProjectConfigurationManager.java:1)
	at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.executeBare(MavenExecutionContext.java:166)
	at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.execute(MavenExecutionContext.java:109)
	at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.execute(MavenExecutionContext.java:96)
	at org.eclipse.m2e.core.internal.embedder.MavenImpl.execute(MavenImpl.java:1348)
	at org.eclipse.m2e.core.internal.project.ProjectConfigurationManager.importProjects(ProjectConfigurationManager.java:133)
	at org.eclipse.m2e.core.internal.project.ProjectConfigurationManager.createArchetypeProjects0(ProjectConfigurationManager.java:789)
	at org.eclipse.m2e.core.internal.project.ProjectConfigurationManager$5.call(ProjectConfigurationManager.java:719)
	at org.eclipse.m2e.core.internal.project.ProjectConfigurationManager$5.call(ProjectConfigurationManager.java:1)
	at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.executeBare(MavenExecutionContext.java:166)
	at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.execute(MavenExecutionContext.java:142)
	at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.execute(MavenExecutionContext.java:96)
	at org.eclipse.m2e.core.internal.embedder.MavenImpl.execute(MavenImpl.java:1348)
	at org.eclipse.m2e.core.internal.project.ProjectConfigurationManager.createArchetypeProjects(ProjectConfigurationManager.java:717)
	at org.eclipse.m2e.core.ui.internal.wizards.MavenProjectWizard$5.doCreateMavenProjects(MavenProjectWizard.java:244)
	at org.eclipse.m2e.core.ui.internal.wizards.AbstactCreateMavenProjectJob$1.doCreateMavenProjects(AbstactCreateMavenProjectJob.java:46)
	at org.eclipse.m2e.core.ui.internal.wizards.AbstractCreateMavenProjectsOperation.run(AbstractCreateMavenProjectsOperation.java:62)
	at org.eclipse.m2e.core.ui.internal.wizards.AbstactCreateMavenProjectJob.runInWorkspace(AbstactCreateMavenProjectJob.java:50)
	at org.eclipse.core.internal.resources.InternalWorkspaceJob.run(InternalWorkspaceJob.java:38)
	at org.eclipse.core.internal.jobs.Worker.run(Worker.java:54)