plugin XEP-0402: ignore missing item when removing a bookmark

libervia/backend/plugins/plugin_xep_0402.py

@@ -20,7 +20,7 @@ from typing import Iterator, Self, cast
 
 from pydantic import BaseModel, Field, RootModel
 from twisted.internet import defer
-from twisted.words.protocols.jabber import jid
+from twisted.words.protocols.jabber import error, jid
 from twisted.words.protocols.jabber.xmlstream import TimeoutError
 from twisted.words.xish import domish
 from tx_xmpp import pubsub
@@ -360,9 +360,17 @@ class XEP_0402:
         if await self.host.memory.disco.has_feature(
             client, NS_BOOKMARKS2_COMPAT, pep_jid
         ):
-            await self._p.retract_items(
-                client, client.jid.userhostJID(), NS_BOOKMARKS2, [bookmark_jid.full()]
-            )
+            try:
+                await self._p.retract_items(
+                    client,
+                    client.jid.userhostJID(),
+                    NS_BOOKMARKS2,
+                    [bookmark_jid.full()],
+                )
+            except error.StanzaError as e:
+                if e.condition != "item-not-found":
+                    raise
+                # no bookmark to remove, nothing to do
         else:
             log.debug(
                 f"[{client.profile}] No compatibility layer found, we use legacy "