From 5330f1c5d1365574636bcf9a602afffcf9bf4def Mon Sep 17 00:00:00 2001
From: Campbell Barton <ideasman42@gmail.com>
Date: Thu, 7 Jun 2018 13:38:46 +0200
Subject: [PATCH] Fix sculpt assert on initialization

---
 source/blender/blenkernel/intern/undo_system.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/source/blender/blenkernel/intern/undo_system.c b/source/blender/blenkernel/intern/undo_system.c
index 7eaf42591f0..a8f895853ed 100644
--- a/source/blender/blenkernel/intern/undo_system.c
+++ b/source/blender/blenkernel/intern/undo_system.c
@@ -375,7 +375,7 @@ UndoStep *BKE_undosys_step_push_init_with_type(UndoStack *ustack, bContext *C, c
 		us->type = ut;
 		ustack->step_init = us;
 		ut->step_encode_init(C, us);
-		undosys_stack_validate(ustack, true);
+		undosys_stack_validate(ustack, false);
 		return us;
 	}
 	else {