Jira Crowd integration - Attempting to log in with expired password - displays wrong error message

• Crowd version: 2.1.0
• Jira version: 4.2.1
• Server type: Standalone Jira
• Java Version:
  java version "1.6.0_22"
  Java(TM) SE Runtime Environment (build 1.6.0_22-b04)
  Java HotSpot(TM) Server VM (build 17.1-b03, mixed mode)

Problem description: when a user has an expired password in crowd, the user gets the wrong error message: 'Sorry, your username and password are incorrect - please try again.'

Crowd log: "Attempting to log in with expired passsword"

Jira log:
2010-12-07 13:41:56,604 TP-Processor6 anonymous /rest/gadget/1.0/login login : 'username' tried to login but they do not have USE permission or weren't found. Deleting remember me cookie.