Added question: I have asked KiCad to check the electrical rules but it say something that I do not understand and cant seem to find any clear answer to.
ERC report (28-08-2019 14:38:38, Encoding UTF8 )
***** Sheet /
ErrType(3): Pin connected to other pins, but not driven by any pin
@(29,21 mm, 88,90 mm): Pin 3 (Input) of component U1 is not driven (Net 1).
ErrType(3): Pin connected to other pins, but not driven by any pin
@(20,32 mm, 82,55 mm): Pin 1 (Power input) of component #PWR01 is not driven (Net
.
ErrType(3): Pin connected to other pins, but not driven by any pin
@(154,94 mm, 45,72 mm): Pin 1 (Power input) of component #PWR06 is not driven (Net 10).
ErrType(3): Pin connected to other pins, but not driven by any pin
@(110,49 mm, 78,74 mm): Pin 1 (Power input) of component #PWR02 is not driven (Net 11).
** ERC messages: 4 Errors 0 Warnings 4