project_key: SOA ./extensions/modeshape-connector-store-jpa/src/main/java/org/modeshape/connector/store/jpa/JpaSource.java method configure hard-codes dependency on c3p0 connection provider even if repository is used inside Application server. c3p0 pool is unsupported and when Modeshape is used inside application server it should rely on connection poooling done by datasource.
I accidentally got duplicated the issue.