RF skins problem

Before joining the CF with the RF the RF side skins must be in place. Before that all skins should be test fitted. However the holes don’t line up…

I received a new right side skin, this matches without issues and solves the problem I had with the first skin; see RF lower skins test-fit / hole misalignment

Right skin in place:

Left skin in place:

Next was aligning the flanges of the ribs with help of a long ruler:

The holes in RF rear skin don’t line up with the holes in the stringer, the fwd skin and the rear top skin.
This is quite a bummer and another setback…

Overview:

The rivet line in the rear skin is 2 mm higher than the holes in the fwd rear skin (both left and right side):