Protobuf serialization is being used in library mode with spring starter ------------------------------------------------------------------------ Key: ISPN-12584 URL: https://issues.redhat.com/browse/ISPN-12584 Project: Infinispan Issue Type: Bug Components: Marshalling Affects Versions: 12.0.0.Dev07, 11.0.8.Final Reporter: Ramon Gordillo Gutierrez Assignee: Dan Berindei Priority: Major Fix For: 12.1.0.Final With 11.0.8, I get the following exception when doing a put in a replicated-cache: {noformat} 2020-12-18 07:21:43.232 WARN 1 --- [98f-md4d4-51498] org.infinispan.PERSISTENCE : ISPN000559: Cannot marshall 'class com.redhat.Customer' java.lang.IllegalArgumentException: No marshaller registered for Java type com.redhat.Customer{noformat} Same code is working right on a local-cache I have tried also 12.0.0.Dev7 (with 11.0.6 spring starter), and the exception is similar but slightly different: {noformat} 2020-12-18 08:07:48.956 WARN 1 --- [nio-8080-exec-1] org.infinispan.PERSISTENCE: ISPN000559: Cannot marshall 'class org.infinispan.spring.common.provider.NullValue' java.lang.IllegalArgumentException: No marshaller registered for Java type org.infinispan.spring.common.provider. {noformat}