Why it happens?

Question

Some times the taskbar of my pc spontaneously splits and becomes two parts, and when I open any window its icon apears on the taskbar in both sites, also when I right click on the taskbar and look at submenu of toolbars the languagebar is written twice.
can you say to me what is the problem? and help me to solve it.
Why doesnot it work?

Answer 1

its a different, thts why so