diff --git a/src/IO.f90 b/src/IO.f90
index acac40785..452bc0588 100644
--- a/src/IO.f90
+++ b/src/IO.f90
@@ -14,7 +14,10 @@ module IO
  private
  character(len=5), parameter, public :: &
    IO_EOF = '#EOF#'                                                                                 !< end of file string
-
+ character(len=168), parameter, private :: &
+   IO_divider = '───────────────────'//&
+                '───────────────────'//&
+                '──────────────────'
  public :: &
    IO_init, &
    IO_read, &
@@ -1669,32 +1672,34 @@ subroutine IO_error(error_ID,el,ip,g,ext_msg)
  end select
  
  !$OMP CRITICAL (write2out)
- write(0,'(/,a)')      ' +--------------------------------------------------------+'
- write(0,'(a)')        ' +                         error                          +'
- write(0,'(a,i3,a)')   ' +                         ',error_ID,'                            +'
- write(0,'(a)')        ' +                                                        +'
- write(formatString,'(a,i6.6,a,i6.6,a)') '(1x,a2,a',max(1,len(trim(msg))),',',&
+ write(0,'(/,a)')    ' ┌'//IO_divider//'┐'
+ write(0,'(a)')      ' │                         error                          │'
+ write(0,'(a)')      ' ├'//IO_divider//'┤'
+ write(0,'(a,i3,a)') ' │                          ',error_ID,'                           │'
+ write(0,'(a)')      ' │                                                        │'
+ write(formatString,'(a,i6.6,a,i6.6,a)') '(1x,a4,a',max(1,len(trim(msg))),',',&
                                                     max(1,60-len(trim(msg))-5),'x,a)'
- write(0,formatString) '+ ', trim(msg),'+'
+ write(0,formatString) '│ ',trim(msg),'│'
  if (present(ext_msg)) then
-   write(formatString,'(a,i6.6,a,i6.6,a)') '(1x,a2,a',max(1,len(trim(ext_msg))),',',&
+   write(formatString,'(a,i6.6,a,i6.6,a)') '(1x,a4,a',max(1,len(trim(ext_msg))),',',&
                                                       max(1,60-len(trim(ext_msg))-5),'x,a)'
-   write(0,formatString) '+ ', trim(ext_msg),'+'
+   write(0,formatString) '│ ',trim(ext_msg),'│'
  endif
  if (present(el)) then
    if (present(ip)) then
      if (present(g)) then
-       write(0,'(a13,1x,i9,1x,a2,1x,i2,1x,a5,1x,i4,18x,a1)') ' + at element',el,'IP',ip,'grain',g,'+'
+       write(0,'(a13,1x,i9,1x,a2,1x,i2,1x,a5,1x,i4,18x,a1)') ' │ at element',el,'IP',ip,'grain',g,'│'
      else
-       write(0,'(a13,1x,i9,1x,a2,1x,i2,29x,a1)') ' + at element',el,'IP',ip,'+'
+       write(0,'(a13,1x,i9,1x,a2,1x,i2,29x,a1)') ' │ at element',el,'IP',ip,'│'
      endif
    else
-     write(0,'(a13,1x,i9,35x,a1)') ' + at element',el,'+'
+     write(0,'(a13,1x,i9,35x,a1)') ' │ at element',el,'│'
    endif
  elseif (present(ip)) then                                                                          ! now having the meaning of "instance"
-   write(0,'(a15,1x,i9,33x,a1)') ' + for instance',ip,'+'
+   write(0,'(a14,1x,i9,34x,a1)') ' │ at instance',ip,'│'
  endif
- write(0,'(a)')      ' +--------------------------------------------------------+'
+ write(0,'(a)')      ' │                                                        │'
+ write(0,'(a)')      ' └'//IO_divider//'┘'
  flush(0)
  call quit(9000_pInt+error_ID)
  !$OMP END CRITICAL (write2out)