We got "unmarshalling error" after an upgrade from Fuse 7.3 to 7.5:

in Fuse 7.3 we have the following:

<artifactId>jaxb-impl</artifactId>
<version>2.2.11.redhat-4</version>

In the Fuse 7.5:

<artifactId>jaxb-impl</artifactId>
<version>2.3.0</version>