> Anyhow,
> 
> \setupbackend[export=yes]
> 
> \definefontsynonym [Dingbats] [name:dingbats] [features=dingbats]
> 
> \starttext
> 
> Hello world!
> (\getnamedglyphdirect{Dingbats}{a79})
> (\getnamedglyphdirect{Dingbats*dingbats}{a79})
> (\getglyphdirect{Dingbats*dingbats}{\number"2756})
> ({\definedfont[Dingbats]\char"2756})
> 
> \stoptext
> 
> (1) will export 'v'
> (2) ok in next beta
> (3) ok
> (4) ok

This is strange, attached my export and log.
PDF is still fine.

Do I miss something from context?

Adam