Debacle<p><span class="h-card" translate="no"><a href="https://jam.xwx.moe/users/tirifto" class="u-url mention" rel="nofollow noopener noreferrer" target="_blank">@<span>tirifto</span></a></span></p><p>Which client is it? Maybe it does not speak MUC-MAM (message archive management for group chats)? What are the MAM settings of the server? E.g. <a href="https://framapiaf.org/tags/prosody" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>prosody</span></a> by <span class="h-card" translate="no"><a href="https://fosstodon.org/@prosodyim" class="u-url mention" rel="nofollow noopener noreferrer" target="_blank">@<span>prosodyim</span></a></span> defaults to one week for expiry, IIRC.</p><p>When I started using <a href="https://framapiaf.org/tags/Jabber" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Jabber</span></a> (≈ 2014), reliability was not very good, indeed. Nowadays it is 100 % for me.</p><p>Compared to Matrix, I'm only missing "XEP-0503: Server-side spaces" and animated stickers in <a href="https://framapiaf.org/tags/XMPP" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>XMPP</span></a> 🙂</p>