On a PCB I'm designing, I have some Ground ratlines pessisting when it's correctly connected to the ground copper pour.
On a side note, when designing the CON 1 connector, I used pad + drillhole. Are the drillholes nessesary ?
PCB : [https://easyeda.com/editor#id=EJB3vNeexC][1]
[1]: https://easyeda.com/editor#id=EJB3vNeexC