From: Juergen Spitzmueller <spitz@lyx.org>
Date: Tue, 29 May 2012 13:40:07 +0000 (+0200)
Subject: Fix crash when removing last converter (bug 8178)
X-Git-Tag: 2.0.4~46
X-Git-Url: https://git.lyx.org/gitweb/?a=commitdiff_plain;h=026f53f41c2f61c25e59b4136481893aaac7558e;p=features.git

Fix crash when removing last converter (bug 8178)
---

diff --git a/src/frontends/qt4/GuiPrefs.cpp b/src/frontends/qt4/GuiPrefs.cpp
index b32d8f09fb..8038fc1319 100644
--- a/src/frontends/qt4/GuiPrefs.cpp
+++ b/src/frontends/qt4/GuiPrefs.cpp
@@ -1695,10 +1695,16 @@ void PrefConverters::updateButtons()
 	bool const valid = !(converterED->text().isEmpty()
 		|| from.name() == to.name());
 
-	int const cnr = convertersLW->currentItem()->type();
-	Converter const & c = form_->converters().get(cnr);
-	string const old_command = c.command;
-	string const old_flag = c.flags;
+	string old_command;
+	string old_flag;
+
+	if (convertersLW->count() > 0) {
+		int const cnr = convertersLW->currentItem()->type();
+		Converter const & c = form_->converters().get(cnr);
+		old_command = c.command;
+		old_flag = c.flags;
+	}
+
 	string const new_command = fromqstr(converterED->text());
 	string const new_flag = fromqstr(converterFlagED->text());
 
diff --git a/status.20x b/status.20x
index 5ae89482f5..9343bff625 100644
--- a/status.20x
+++ b/status.20x
@@ -131,7 +131,7 @@ What's new
 
 * USER INTERFACE
 
-- Fixed crash when modifying or pasting an equation label and there
+- Fix crash when modifying or pasting an equation label and there
   are references to that label in math (bug 8095).
 
 - Fix crash when clicking away in the same math inset just after hitting '\'
@@ -140,6 +140,8 @@ What's new
 - Fix crash when dissolving a math macro whose first argument is another
   parameterless macro (bug 8105).
 
+- Fix crash when removing all converters in preferences (bug 8178).
+
 - Update the current view after dispatching a command through the lyxserver.
   The missing screen update could cause either a failure in executing the
   command or could even crash LyX (bugs 6871 and 8119).