Uncaught Exception: ClassMethodNotFoundException

Message:
method " %3Cb%3EPhotos%3C " in class wallpapers not found
Created in file /home/pixin/public_html/GL/lib/Application.class.php on line 45.

Stack Trace:
#0 /home/pixin/public_html/index.php(12): Application::run(Object(HttpRequest))
#1 {main}
0.
In file /home/pixin/public_html/index.php line 12.
Method: Application::run([$request FILTERED])