Blueprint Container cannot obtain SchemaFactory

10:46:41,387 ERROR [org.apache.aries.blueprint.container.BlueprintContainerImpl] (pool-7-thread-1) Unable to start blueprint container for bundle example-blueprint: java.lang.IllegalArgumentException: No SchemaFactory that implements the schema language specified by: http://www.w3.org/2001/XMLSchema could be loaded
	at javax.xml.validation.SchemaFactory.newInstance(SchemaFactory.java:207) [:1.6.0_26]
	at org.apache.aries.blueprint.namespace.NamespaceHandlerRegistryImpl.getSchemaFactory(NamespaceHandlerRegistryImpl.java:266) [NamespaceHandlerRegistryImpl.class:]
	at org.apache.aries.blueprint.namespace.NamespaceHandlerRegistryImpl.getSchema(NamespaceHandlerRegistryImpl.java:236) [NamespaceHandlerRegistryImpl.class:]
	at org.apache.aries.blueprint.namespace.NamespaceHandlerRegistryImpl$NamespaceHandlerSetImpl.getSchema(NamespaceHandlerRegistryImpl.java:306) [NamespaceHandlerRegistryImpl$NamespaceHandlerSetImpl.class:]