LMS error message on google chrome

Hi,
I am getting the following error message while the lessons are being closed. Is this the problem with articulate player?
How can I fix it?
What is the main cause of this error?
I need your suggestion to resolve the matter.
Thanks for any help.

LMS Message (Thu Feb 02 2012 17:21:35 GMT-0600 (Central Standard Time)):
Failed to save your progress. Http Status Code of 0 was returned.
Press OK to save your progress again cr press Cancel to close this course.
