hello there i'm in Psoc creattor 4.2 and i'm working code exemple i didn't change anything in the project i tried to build but i have this error "Unable to open file from disk: (A window with the key 'K:\Documents\PSoC Creator\project adress\CYPD3175-24LQXQ_pa_direct_fb.cydsn\Generated_Source\PSoC4\project.h' is already being managed by the dock manager. Create a unique key to add the window.)" i generated folder i can see the project.h with "?" symbol what does that means how i can i fix the problem ?
