Fix T75840: Add check for not generated edges

The value of `new_edge` is `SOLIDIFY_EMPTY_TAG=2^32-1` if the edge is not generated.
The code from D7334 was missing this check.

Reviewed By: mont29

Maniphest Tasks: T75840

Differential Revision: https://developer.blender.org/D7463

1 files changed, 5 insertions, 3 deletions

diff --git a/source/blender/modifiers/intern/MOD_solidify_nonmanifold.c b/source/blender/modifiers/intern/MOD_solidify_nonmanifold.c
index e56ae82379e..3188bb59ae4 100644
--- a/source/blender/modifiers/intern/MOD_solidify_nonmanifold.c
+++ b/source/blender/modifiers/intern/MOD_solidify_nonmanifold.c
@@ -2012,9 +2012,11 @@ Mesh *MOD_solidify_nonmanifold_applyModifier(ModifierData *md,
                 if (ed->crease > max_crease) {
                   max_crease = ed->crease;
                 }
-                char bweight = medge[g->edges[k]->new_edge].bweight;
-                if (bweight > max_bweight) {
-                  max_bweight = bweight;
+                if (g->edges[k]->new_edge != MOD_SOLIDIFY_EMPTY_TAG) {
+                  char bweight = medge[g->edges[k]->new_edge].bweight;
+                  if (bweight > max_bweight) {
+                    max_bweight = bweight;
+                  }
                 }
                 flag |= ed->flag;
               }