fix: 🐛 Only remove custom view item from paginator if it is in it (#3090)

* 🐛 Only remove custom view item from paginator if it is in it

* 📝 CHANGELOG.md

Author: Paillat-dev

CHANGELOG.md

@@ -52,6 +52,8 @@ These changes are available on the `master` branch, but have not yet been releas
   fire. ([#3077](https://github.com/Pycord-Development/pycord/pull/3077))
 - Fixed an error when using methods from other classes regarding option autocompletes.
   ([#3082](https://github.com/Pycord-Development/pycord/pull/3082))
+- Fixed `ext.pages.Paginator` not working anymore when using `custom_view`.
+  ([#3090](https://github.com/Pycord-Development/pycord/pull/3090))
 
 ### Removed
 

discord/ext/pages/pagination.py

@@ -909,7 +909,8 @@ def update_custom_view(self, custom_view: discord.ui.View):
         """Updates the custom view shown on the paginator."""
         if isinstance(self.custom_view, discord.ui.View):
             for item in self.custom_view.children:
-                self.remove_item(item)
+                if item in self.children:
+                    self.remove_item(item)
         for item in custom_view.children:
             self.add_item(item)