java.lang.VerifyError: Inconsistent args count operand in invokeinterface in method ----------------------------------------------------------------------------------- Key: JASSIST-186 URL: https://issues.jboss.org/browse/JASSIST-186 Project: Javassist Issue Type: Bug Affects Versions: 3.17.0-GA, 3.17.1-GA Reporter: Lauri Tulmin Assignee: Shigeru Chiba Fix For: 3.18.0-GA Attachments: JASSIST-186.patch, javassist-bug2.zip Happens when the argument of interface method call comes from anoter method call, like {code} m.insertBefore( "{" + " java.util.List l = new java.util.ArrayList();" + " l.add(this.toString());" + "}" ); {code}