InvalidBytecodeException when an EJB local interface declares static method

Caused by: org.jboss.classfilewriter.InvalidBytecodeException: Cannot load variable at 1. Local Variables: Local Variables: [StackEntry [descriptor=Ljava/lang/String;, type=OBJECT]]
  at org.jboss.classfilewriter.code.CodeAttribute.aload(CodeAttribute.java:185)
  at org.jboss.invocation.proxy.ProxyFactory$ProxyMethodBodyCreator.overrideMethod(ProxyFactory.java:150)
  at org.jboss.invocation.proxy.AbstractSubclassFactory.overrideMethod(AbstractSubclassFactory.java:106)
  at org.jboss.invocation.proxy.AbstractSubclassFactory.addInterface(AbstractSubclassFactory.java:363)
  at org.jboss.invocation.proxy.ProxyFactory.generateClass(ProxyFactory.java:286)
  at org.jboss.invocation.proxy.AbstractClassFactory.buildClassDefinition(AbstractClassFactory.java:207)
  at org.jboss.invocation.proxy.AbstractClassFactory.defineClass(AbstractClassFactory.java:160)
  at org.jboss.invocation.proxy.AbstractProxyFactory.getCachedMethods(AbstractProxyFactory.java:150)
  at org.jboss.as.ejb3.component.stateless.StatelessComponentDescription$3.configure(StatelessComponentDescription.java:150)
  at org.jboss.as.ee.component.DefaultComponentViewConfigurator.configure(DefaultComponentViewConfigurator.java:68)
  at org.jboss.as.ee.component.deployers.EEModuleConfigurationProcessor.deploy(EEModuleConfigurationProcessor.java:81)
  ... 6 more