cannot post a new topic, getting error

admin.admin.email.tld Feb 25, 2008 11:24 PM

HTTP Status 400 - Request failed, please check the application log or contact the administrator! (christian.bauer@gmail.com)

type Status report

message Request failed, please check the application log or contact the administrator! (christian.bauer@gmail.com)

description The request sent by the client was syntactically incorrect (Request failed, please check the application log or contact the administrator! (christian.bauer@gmail.com)).
JBossWeb/2.0.1.GA

I have emailed the text that reproduces this error to Christian. Happened today with IE7 and FF.