[slime-devel] swank.lisp 1.50 breaks Slime

[Luke Gorrie]

Johannes Groedem <johs+n at ifi.uio.no> writes:

> Version 1.49 works fine, but 1.50 (and 1.51) gives me this when I
> start Slime:

It looks like your slime.el and swank.lisp are out of sync. In
particular, the `:new-features' message is a protocol extension that
was added to both sides the other day.

Maybe you have an out-of-date byte compiled copy of slime.el or
something?

Cheers,
Luke