Use of '${body.replaceAll()}' leads to logger warning

Use of a Camel route that makes use of ''${body.replaceAll()" brings a WARN:

14:00:52,431 WARN [org.wildfly.extension.camel] (Camel (AlertSMTP) thread #43 - timer://myTimer) Cannot load '00004VIINVOERWIJZIG' from module: deployment.example-camel-cdi-2.3.0.redhat-621084.war:main

Please see attached reproducer