write(OUTPUT_UNIT,'(a,i0)')'cell_level_min was undefined or < Ramses level_min ; its value has been adjusted to Ramses level_min = ',ramses_info%levelmin
write(OUTPUT_UNIT,'(a,i0)')'cell_level_max was undefined or > Ramses level_max ; its value has been adjusted to Ramses level_max = ',ramses_info%levelmax