Page title with strange character

Hi, I have used Piwik for a week and used Google Analytics almost a year. But today I found page title with something strange character, which I never met in Google Analytics.

Here is a screenshot about the problem.

Besides, the two page url on the screenshot is same exactly.

Hi there,

can you please post the screenshot again? it waslost during the migration of forums to the new forum. thanks

Sure. The problem appeared today, too. Here is a screenshot.