From @lizmat

<lizmat> m​: class A { class B {} }; use MONKEY; augment class A { class B { } } # buglet ?
<camelia> rakudo-moar 4829f1​: OUTPUT«===SORRY!===␤Could not locate compile-time value for symbol B␤»
<lizmat> or at least LTA error ?
<jnthn> No idea what it thinks it's doing there :)
<lizmat> rakudobug it to be sure ?
<jnthn> Sure, something's going on

From @jnthn

On Wed Oct 26 03​:29​:14 2016, elizabeth wrote​:

<lizmat> m​: class A { class B {} }; use MONKEY; augment class A
{ class B { } } # buglet ?
<camelia> rakudo-moar 4829f1​: OUTPUT«===SORRY!===␤Could not
locate compile-time value for symbol B␤»
<lizmat> or at least LTA error ?
<jnthn> No idea what it thinks it's doing there :)
<lizmat> rakudobug it to be sure ?
<jnthn> Sure, something's going on

Was an error-reporting bug; fixed and tests added in S32-exceptions/misc.t.

The RT System itself - Status changed from 'new' to 'open'

@jnthn - Status changed from 'open' to 'resolved'