diff --git a/lib/Slic3r/ExtrusionLoop.pm b/lib/Slic3r/ExtrusionLoop.pm index ed89a6735..0a950eaf7 100644 --- a/lib/Slic3r/ExtrusionLoop.pm +++ b/lib/Slic3r/ExtrusionLoop.pm @@ -10,7 +10,7 @@ has 'polygon' => ( handles => [qw(is_printable nearest_point_index_to reverse)], ); -has 'flow_spacing' => (is => 'rw'); +has 'flow_spacing' => (is => 'rw', required => 1); # see EXTR_ROLE_* constants in ExtrusionPath.pm has 'role' => (is => 'rw', required => 1);