[Fluxus] Running error since update to PPA racket 5.1.2-2

[gabor papp]

hi Joe,

welcome to fluxus.

> I just wanted to confirm that I hit the same issue after building both Racket
> and fluxus from the latest git.
you should build racket 5.1.1, which works with fluxus. unfortunately we 
haven't had time to figure out yet what's wrong with racket 5.1.2+.

> Given my limited knowledge of both projects, I likely cannot help track
> anything down in a timely manner, but I am interested in a more general
> question for my own edification: where does one start in diagnosing an
> error such as this with a project that's built against racket and
> various other dependencies? Is strace a good starting point?
we usually use gdb and valgrind. it's a bit tricky, because racket does 
some weird things that confuse debuggers.

best,
gabor