Bug fix: loading a file that had particles using a dupligroup from a liblinked file without the library file being present crashed

1 files changed, 4 insertions, 1 deletions

diff --git a/source/blender/blenloader/intern/readfile.c b/source/blender/blenloader/intern/readfile.c
index 4ad99c02b2d..0633794c6ed 100644
--- a/source/blender/blenloader/intern/readfile.c
+++ b/source/blender/blenloader/intern/readfile.c
@@ -3162,7 +3162,7 @@ static void lib_link_particlesettings(FileData *fd, Main *main)
 			if(part->effector_weights)
 				part->effector_weights->group = newlibadr(fd, part->id.lib, part->effector_weights->group);
 
-			if(part->dupliweights.first) {
+			if(part->dupliweights.first && part->dup_group) {
 				int index_ok = 0;
 				/* check for old files without indices (all indexes 0) */
 				dw = part->dupliweights.first;
@@ -3193,6 +3193,9 @@ static void lib_link_particlesettings(FileData *fd, Main *main)
 						dw->ob = newlibadr(fd, part->id.lib, dw->ob);
 				}
 			}
+			else {
+				part->dupliweights.first = part->dupliweights.last = NULL;
+			}
 
 			if(part->boids) {
 				BoidState *state = part->boids->states.first;