From: Guillaume Munch <gm@lyx.org>
Date: Fri, 10 Mar 2017 21:55:33 +0000 (+0100)
Subject: Amend 63be456c8
X-Git-Tag: 2.3.0alpha1~245
X-Git-Url: https://git.lyx.org/gitweb/?a=commitdiff_plain;h=b034389e6def020d5201d59f6bab901453c3b5af;p=features.git

Amend 63be456c8

Fix crash when clicking on math previews
---

diff --git a/src/Cursor.cpp b/src/Cursor.cpp
index 2de42ba8ad..758cef9a77 100644
--- a/src/Cursor.cpp
+++ b/src/Cursor.cpp
@@ -2443,6 +2443,8 @@ void Cursor::moveToClosestEdge(int const x, bool const edit)
 		if (edit && (inset->hasSettings() || !inset->contextMenuName().empty()))
 			return;
 		CoordCache::Insets const & insetCache = bv().coordCache().getInsets();
+		if (!insetCache.has(inset))
+			return;
 		int const wid = insetCache.dim(inset).wid;
 		Point p = insetCache.xy(inset);
 		if (x > p.x_ + (wid + 1) / 2)