\version "2.13.29"
\pointAndClickOff
\header {
  title = "Dynamics differently positioned on rests than on notes"
}

\markuplines \justified-lines{
  The dynamics in the following example are differently positioned, depending
  on whether they are assigned to a rest or to a note. Dynamics on a rest 
  are positioned too far to the left so they collide with the barline,
  while dynamics on notes do not have that problem!
}
mus = \relative c'' { \time 2/4 a2 |
r8\p a[ a a] | a8\p a[ a a] | a2 |
r8\f a[ a a] | a8\f a[ a a] | a2 \bar"|."
}

\score {
  \new StaffGroup <<
    \new Staff \mus
    \new Staff \mus
    \new Staff \mus
    \new Staff \mus
  >>
}