this error ...

.\src/test\EXDISP_ported.d(10): import DOCOBJ_ported package and module have
the
 same name

was causes by

---- file DOCOBJ_ported.d ----
module DOCOBJ_ported.d;
.... stuff

--- file EXDISP_ported.d ---
module EXDISP_ported;

import DOCOBJ_ported;

--------------------------------
note the extra '.d' on the module name.

has anyone compiled a list of the meanings to the error msgs
it might be nice if each error had a unique number, so we could keep an
online cataloge explaining the error and the likely cause as some of the
error msgs are a little cryptic and some seem backwards (especially to the
beginner).