Khan/khan-exercises — Issue #5071: Trigonometry challenge - Trigonometry challenge hanging
Author: KhanBugz
Created: 2011-10-27 04:26:03+00:00
State: open
Labels: chrome, snowleo

When answer question on trigonometry challenge the Correct! Next Question Button appears but the busy 'spinner' stays and the progress bar doesn't update. If press button the next problem is displayed but the submit answer button is ghosted so the answer can't be submitted.
I have been progressing by leaving and reentering the challenge, and it appears the
correct responses are being recorded.

[trigonometry_challenge.html?seed=135&problem=7 (inverse_trig_functions)](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/trigonometry_challenge.html?seed=135&problem=7&debug)

["0"]

Mozilla/5.0 (Macintosh; Intel Mac OS X 10_6_8) AppleWebKit/535.2 (KHTML, like Gecko) Chrome/15.0.874.106 Safari/535.2

MathJax is loaded, ready, queue length: 0