\version "2.13.11"
\pointAndClickOff

\header {
  title = "RemoveEmptyStaffContext erases previous settings"
  subtitle = "ignoreFiguredBassRest=##f in this case"
}


\layout {
  \context {
    \Staff
    ignoreFiguredBassRest = ##f
  }
}

% If the RemoveEmptyStaffContext is commnted out, everything works 
% (i.e. figures on rests ARE printed),
% But when you add the RemoveEmptyStaffContext, ignoreFiguredBassRest 
% is reset to ##f !!!

\layout {
  \context {
    \RemoveEmptyStaffContext
  }
}

  \new Score {
    \new Voice << 
      \figuremode { <6>4 <6> <3> <3> | <5> <5> <7> <7> } 
      \relative c'' { c2 c4 c | c r r c } 
    >>
}