On Sun, 07 Oct 2018 09:35:55 -0700, tabbypurr wrote:

photos not too clear, but looks like you need to be applying more
solder. If there's black muck involved, clean the joint better.

mebe theres something wrong wiht your browser as they show up v. clear
indeed on my monitor at any rate. outstandingly clear in fact i would say.
rotten soldering!