From 6a8ee72aab2f0539d082adcd87b88345cdf84dcb Mon Sep 17 00:00:00 2001
From: Ryan Pavlik <ryan.pavlik@collabora.com>
Date: Wed, 15 Apr 2020 11:19:47 -0500
Subject: [PATCH] glarea: Don't crash on unknown decorator name.

---
 src/meshlab/glarea.cpp | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/src/meshlab/glarea.cpp b/src/meshlab/glarea.cpp
index 56b9aaa3c..e7cffba6d 100644
--- a/src/meshlab/glarea.cpp
+++ b/src/meshlab/glarea.cpp
@@ -1404,6 +1404,16 @@ void GLArea::updateDecorator(QString name, bool toggle, bool stateToSet)
 {
 	makeCurrent();
     MeshDecorateInterface *iDecorateTemp = this->mw()->PM.getDecoratorInterfaceByName(name);
+    if (!iDecorateTemp) {
+        this->Logf(GLLogStream::SYSTEM,"Could not get Decorate interface %s", qUtf8Printable(name));
+        this->Logf(GLLogStream::SYSTEM,"Known decorate interfaces:");
+        for (auto tt : this->mw()->PM.meshDecoratePlugins()) {
+            for (auto action : tt->actions()) {
+                this->Logf(GLLogStream::SYSTEM,"- %s", qUtf8Printable(tt->decorationName(action)));
+            }
+        }
+        return;
+    }
     QAction *action = iDecorateTemp->action(name);
 
     if(iDecorateTemp->getDecorationClass(action)== MeshDecorateInterface::PerDocument)