- Fixed Backgrounds Tracker add-on. I have no idea how some people seem to not

be able toreproduce it before.
- Don't try to access methods in a NULL object. :)
- This fixex bug #1128.



git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@27153 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/preferences/backgrounds/BackgroundsView.cpp

@@ -360,11 +360,12 @@ BackgroundsView::MessageReceived(BMessage *msg)
 			fImageMenu->FindItem(kMsgNoImage)->SetLabel("None");
 			fLastWorkspaceIndex = fWorkspaceMenu->IndexOf(
 				fWorkspaceMenu->FindMarked());
-			if (!fCurrent->IsDesktop()) {
+			if (fCurrent && fCurrent->IsDesktop()) {
+				UpdateButtons();
+			} else {
 				fPreview->SetDesktop(true);
 				LoadDesktopFolder();
-			} else
-				UpdateButtons();
+			}
 			break;
 
 		case kMsgDefaultFolder: