org.jasypt.encryption.pbe.StandardPBEStringEncryptor ClassNotFoundException

Issue

What causes the following error:

Caused by: java.lang.ClassNotFoundException: org.jasypt.encryption.pbe.StandardPBEStringEncryptor not found by uci-oirfile-dispatcher [698]
        at org.apache.felix.framework.BundleWiringImpl.findClassOrResourceByDelegation(BundleWiringImpl.java:1499)[org.apache.felix.framework-4.0.3.fuse-71-047.jar:]
        at org.apache.felix.framework.BundleWiringImpl.access$400(BundleWiringImpl.java:75)[org.apache.felix.framework-4.0.3.fuse-71-047.jar:]
        at org.apache.felix.framework.BundleWiringImpl$BundleClassLoader.loadClass(BundleWiringImpl.java:1882)[org.apache.felix.framework-4.0.3.fuse-71-047.jar:]
        at java.lang.ClassLoader.loadClass(ClassLoader.java:356)[:1.7.0_21]
        at org.apache.felix.framework.Felix.loadBundleClass(Felix.java:1814)[org.apache.felix.framework-4.0.3.fuse-71-047.jar:]
        at org.apache.felix.framework.BundleImpl.loadClass(BundleImpl.java:929)[org.apache.felix.framework-4.0.3.fuse-71-047.jar:]
        at org.apache.aries.blueprint.container.BlueprintContainerImpl.loadClass(BlueprintContainerImpl.java:404)[8:org.apache.aries.blueprint.core:1.0.1.fuse-71-047]
        at org.apache.aries.blueprint.container.BlueprintRepository.loadClass(BlueprintRepository.java:410)[8:org.apache.aries.blueprint.core:1.0.1.fuse-71-047]
        at org.apache.aries.blueprint.container.GenericType.parse(GenericType.java:113)[8:org.apache.aries.blueprint.core:1.0.1.fuse-71-047]