left mouse click

hi i have a problem with the game i cant use the left mouse button anymore but i can use the skill because i take them manualy from the skill menu (G) but now that i done that i cannot pick up items from the ground because when i try that it wil use my first skill

Please help me with this because i play this game all day without any problems and suddenly it happends and i dont know why

Change your action bar so that LMB is for Move Only.