Node:locals-ambcond, Previous:locals-idef, Up:The optional Locals word set

Ambiguous conditions

executing a named local in interpretation state:
Locals have no interpretation semantics. If you try to perform the interpretation semantics, you will get a -14 throw somewhere (Interpreting a compile-only word). If you perform the compilation semantics, the locals access will be compiled (irrespective of state).
name not defined by VALUE or (LOCAL) (TO):
-32 throw (Invalid name argument)