Prevent crash

app/src/main/java/eu/faircode/email/FragmentMessages.java

@@ -1308,7 +1308,8 @@ public class FragmentMessages extends FragmentBase implements SharedPreferences.
             }
         });
 
-        if (viewType == AdapterMessage.ViewType.THREAD) {
+        if (viewType == AdapterMessage.ViewType.THREAD)
+            try {
                 boolean swipe_close = prefs.getBoolean("swipe_close", false);
                 boolean swipe_move = prefs.getBoolean("swipe_move", false);
                 IOverScrollDecor decor = new VerticalOverScrollBounceEffectDecorator(
@@ -1387,6 +1388,13 @@ public class FragmentMessages extends FragmentBase implements SharedPreferences.
                         }
                     }
                 });
+            } catch (Throwable ex) {
+            /*
+                java.lang.NoClassDefFoundError: Failed resolution of: Lme/a/a/a/a/a/b$1;
+                  at me.a.a.a.a.a.b.setUpTouchHelperCallback(SourceFile:78)
+                  at me.a.a.a.a.a.b.<init>(SourceFile:69)
+                  at eu.faircode.email.FragmentMessages$29.<init>(SourceFile:1315)
+             */
             }
 
         final String pkg = Helper.getOpenKeychainPackage(getContext());