Sadly it’s pretty simple: you can’t peer class load a service. The classes need to be deployed on the nodes before service is initiated.
> On 21 Jan 2022, at 15:00, tore yang <torey...@yahoo.com> wrote: > > I have enabled Peer class loading feature in the cluster, it works find when > I run a task. However when I try to deploy a service, it throws exception: > > class org.apache.ignite.igniteCheckedException: Failed to find class with > given class loader for unmarshaling (make sure versioins of all classes are > available on all nodes or enable peer-class-loading). > > Do I have to do something to get it to work?