Singleton conflict when applying Fuse patch/rollup

Issue

The following error message is observed when starting a Fuse 6.3 container:

2017-03-07 12:45:35,084 | ERROR | lixDispatchQueue | wrap                             | ?                                   ? | 52 - org.ops4j.pax.url.wrap - 2.5.2 | FrameworkEvent ERROR - org.ops4j.pax.url.wrap
org.osgi.framework.BundleException: Unresolved constraint in bundle org.ops4j.pax.url.wrap [52]: Singleton conflict.
        at org.apache.felix.framework.Felix.resolveBundleRevision(Felix.java:4002)[org.apache.felix.framework-4.4.1.jar:]
        at org.apache.felix.framework.Felix.startBundle(Felix.java:2045)[org.apache.felix.framework-4.4.1.jar:]
        at org.apache.felix.framework.Felix.setActiveStartLevel(Felix.java:1299)[org.apache.felix.framework-4.4.1.jar:]
        at org.apache.felix.framework.FrameworkStartLevelImpl.run(FrameworkStartLevelImpl.java:304)[org.apache.felix.framework-4.4.1.jar:]