Value `NIL` is not of type `NET.DIDIERVERNA.DECLT::GENERIC-DEFINITION`
This happens for the following packages:
3bgl-shader
antik
cells
cl-docutils
cl-ev
clfswm
cl-git
cl-gobject-introspection
cl-python
cl-store
folio2
fset
incongruent-methods
legit
l-math
mgl
micmac
mito
pngload
staple