diff --git a/TMessagesProj/src/main/java/org/telegram/ui/ActionBar/ActionBar.java b/TMessagesProj/src/main/java/org/telegram/ui/ActionBar/ActionBar.java
index 06fe6c8..2235565 100644
--- a/TMessagesProj/src/main/java/org/telegram/ui/ActionBar/ActionBar.java
+++ b/TMessagesProj/src/main/java/org/telegram/ui/ActionBar/ActionBar.java
@@ -440,9 +440,11 @@
         if (subtitleTextView != null) {
             subtitleTextView.setVisibility(visible ? INVISIBLE : VISIBLE);
         }
-        Drawable drawable = backButtonImageView.getDrawable();
-        if (drawable != null && drawable instanceof MenuDrawable) {
-            ((MenuDrawable) drawable).setRotation(visible ? 1 : 0, true);
+        if (backButtonImageView != null) {
+            Drawable drawable = backButtonImageView.getDrawable();
+            if (drawable != null && drawable instanceof MenuDrawable) {
+                ((MenuDrawable) drawable).setRotation(visible ? 1 : 0, true);
+            }
         }
     }