[ https://issues.jboss.org/browse/DROOLS-1397?page=com.atlassian.jira.plugi... ] Patrick Mingard updated DROOLS-1397: ------------------------------------ Steps to Reproduce: A fact : {{ public class Convention { [...] private Map<ECommissionType, List<Commission>> commissions = new HashMap<>(); [...] }}} An enumeration : {{ public enum ECommissionType { ACQ,RIS,POF,[...] }}} And a rule condition assuming $convention is properly initialized in a former condition and is an instance of the Convention class shown) : $comm : Commission() from $convention.getCommissions().get(ECommissionType.$1) Compilation using kie-maven-plugin is raising an error : Unable to Analyse Expression $convention.getCommissions().get(ECommissionType.RIS)): sun.reflect.generics.reflectiveObjects.ParameterizedTypeImpl cannot be cast to java.lang.Class : [Rule name='B_CommissionLigne_98'] was: A fact : public class Convention { [...] private Map<ECommissionType, List<Commission>> commissions = new HashMap<>(); [...] } An enumeration : public enum ECommissionType { ACQ,RIS,POF,[...] } And a rule condition assuming `$convention` is properly initialized in a former condition and is an instance of the `Convention` class shown) : $comm : Commission() from $convention.getCommissions().get(ECommissionType.$1) Compilation using kie-maven-plugin is raising an error : Unable to Analyse Expression $convention.getCommissions().get(ECommissionType.RIS)): sun.reflect.generics.reflectiveObjects.ParameterizedTypeImpl cannot be cast to java.lang.Class : [Rule name='B_CommissionLigne_98'] -- This message was sent by Atlassian JIRA (v7.2.3#72005)