Importing a domain class named "Exception" raises an ambiguity exception during RHS compilation ----------------------------------------------------------------------------------------------- Key: DROOLS-253 URL: https://issues.jboss.org/browse/DROOLS-253 Project: Drools Issue Type: Bug Security Level: Public(Everyone can see) Affects Versions: 5.5.0.Final, 6.0.0.CR3 Reporter: Davide Sottara Assignee: Mario Fusco Priority: Blocker Fix For: 6.0.0.CR4 If a user class named Exception is used, import my.own.domain.Exception rule "Foo" when then end the RHS compilation process resolves "Exception" to that name rather than to java.lang.Exception >> Rule compilation error [Rule name=Foo] : {if import * is used } The type Exception is ambiguous {if explicit import is used } Exception is not Throwable