snapshot of https://github.com/zulip/zulip.git @ 48c69911c7dd4e03b20552eb3bd77ad8151c1357 (2026-09-15)

templates/zerver/portico_error_pages/auth_subdomain.html

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+{% extends "zerver/portico_error_pages/portico_error_page.html" %}
+
+{% block title %}
+<title>{{ _("Authentication subdomain error") }} | Zulip</title>
+{% endblock %}
+
+{% block error_page_content %}
+<img src="{{ static('images/errors/500art.svg') }}" alt=""/>
+<div class="errorbox">
+    <div class="errorcontent">
+        <h1 class="lead">{{ _("Authentication subdomain") }}</h1>
+        <p>
+            {% trans %}
+            It appears you ended up here by accident. This site
+            is meant to be an intermediate step in the authentication process
+            and shouldn't be accessed manually. If you came here directly,
+            you probably got the address wrong. If you got stuck here while trying
+            to log in, this is most likely a server bug or misconfiguration.
+            {% endtrans %}
+        </p>
+    </div>
+</div>
+{% endblock %}

templates/zerver/portico_error_pages/demo_creation_disabled.html

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+{% extends "zerver/portico_error_pages/portico_error_page.html" %}
+
+{% block title %}
+<title>{{ _("Demo organizations disabled") }} | Zulip</title>
+{% endblock %}
+
+{% block error_page_content %}
+<img src="{{ static('images/errors/500art.svg') }}" alt=""/>
+<div class="errorbox">
+    <div class="errorcontent">
+        {#
+        Content is not marked for translation intentionally;
+        most users will not encounter this page.
+        #}
+        <h1 class="lead">Demo organization creation disabled</h1>
+        <p>Demo organizations are not enabled on this server.</p>
+    </div>
+</div>
+{% endblock %}

templates/zerver/portico_error_pages/insecure_desktop_app.html

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+{% extends "zerver/portico_error_pages/portico_error_page.html" %}
+
+{% block title %}
+<title>{{ _("Update required") }} | Zulip</title>
+{% endblock %}
+
+{% block error_page_content%}
+<img src="{{ static('images/errors/400art.svg') }}" alt=""/>
+<div class="errorbox config-error">
+    <div class="errorcontent">
+        <h1 class="lead">{{ _('Update required') }}</h1>
+        <p>
+            {% trans %}
+            You are using old version of the Zulip desktop
+            app that is no longer supported.
+            {% endtrans %}
+        </p>
+
+        {% if auto_update_broken %}
+        <p>
+            {% trans %}
+            The auto-update feature in this old version of
+            Zulip desktop app no longer works.
+            {% endtrans %}
+        </p>
+        {% endif %}
+
+        <p>
+            <a href="https://zulip.com/apps/" target="_blank" rel="noopener noreferrer">
+                {{ _("Download the latest release.") }}
+            </a>
+        </p>
+    </div>
+</div>
+{% endblock %}

templates/zerver/portico_error_pages/portico_error_page.html

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+{% extends "zerver/portico.html" %}
+
+{% block portico_class_name %}error{% endblock %}
+
+{% block portico_content %}
+<div class="error_page">
+    {% block error_page_content %}
+    {% endblock %}
+</div>
+{% endblock %}

templates/zerver/portico_error_pages/rate_limit_exceeded.html

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+{% extends "zerver/portico_error_pages/portico_error_page.html" %}
+
+{% block title %}
+<title>{{ _("Rate limit exceeded") }} | Zulip</title>
+{% endblock %}
+
+{% block error_page_content %}
+<img src="{{ static('images/errors/500art.svg') }}" alt=""/>
+<div class="errorbox">
+    <div class="errorcontent">
+        <h1 class="lead">{{ _("Rate limit exceeded.") }}</h1>
+        <p>
+            {% trans %}You have exceeded the limit for how
+            often a user can perform this action.{% endtrans %}
+            {% trans %}You can try again in {{retry_after_string}}.{% endtrans %}
+        </p>
+    </div>
+</div>
+{% endblock %}

templates/zerver/portico_error_pages/realm_creation_disabled.html

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+{% extends "zerver/portico_error_pages/portico_error_page.html" %}
+
+{% block title %}
+<title>{{ _("Organization creation link required") }} | Zulip</title>
+{% endblock %}
+
+{% block error_page_content %}
+<img src="{{ static('images/errors/500art.svg') }}" alt=""/>
+<div class="errorbox">
+    <div class="errorcontent">
+        <h1 class="lead">{{ _("Organization creation link required") }}</h1>
+        <p>
+            {% trans %}
+            Creating a new organization on this server requires a valid organization creation link.
+            Please see <a href="https://zulip.readthedocs.io/en/stable/production/multiple-organizations.html">documentation</a> on creating a new organization for more information.
+            {% endtrans %}
+        </p>
+    </div>
+</div>
+{% endblock %}

templates/zerver/portico_error_pages/realm_creation_link_invalid.html

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+{% extends "zerver/portico_error_pages/portico_error_page.html" %}
+
+{% block title %}
+<title>{{ _("Organization creation link expired or invalid") }} | Zulip</title>
+{% endblock %}
+
+{% block error_page_content %}
+<img class="hourglass-img" src="{{ static('images/errors/timeout_hourglass.png') }}" alt=""/>
+<div class="errorbox">
+    <div class="errorcontent">
+        <h1 class="lead">{{ _("Organization creation link expired or invalid") }}</h1>
+        <p>
+            {% trans %}
+            Unfortunately, this is not a valid link for creating an organization. Please <a href="/new/">obtain a new link</a> and try again.
+            {% endtrans %}
+        </p>
+    </div>
+</div>
+{% endblock %}

templates/zerver/portico_error_pages/remote_realm_server_mismatch_error.html

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+{% extends "zerver/portico_error_pages/portico_error_page.html" %}
+
+{% block title %}
+<title>{{ _("Error") }} | Zulip</title>
+{% endblock %}
+
+{% block error_page_content %}
+<img src="{{ static('images/errors/400art.svg') }}" alt=""/>
+<div class="errorbox">
+    <div class="errorcontent">
+        <h1 class="lead">{{ _("Unexpected Zulip server registration") }}</h1>
+        <p>
+            {% trans %}
+            Your Zulip organization is registered as associated with a
+            different Zulip server installation.
+
+            Please <a href="mailto:{{ support_email }}">contact Zulip support</a>
+            for assistance in resolving this issue.
+            {% endtrans %}
+        </p>
+    </div>
+</div>
+{% endblock %}

templates/zerver/portico_error_pages/unsupported_browser.html

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+{% extends "zerver/portico_error_pages/portico_error_page.html" %}
+
+{% block title %}
+<title>{{ _("Unsupported browser") }} | Zulip</title>
+{% endblock %}
+
+{% block error_page_content %}
+<img src="{{ static('images/errors/400art.svg') }}" alt=""/>
+<div class="errorbox config-error">
+    <div class="errorcontent">
+        <h1 class="lead">{{ _('Unsupported browser') }}</h1>
+        <p>
+            {% trans %}
+            {{ browser_name }} is not supported by Zulip.
+            {% endtrans %}
+        </p>
+        <p>
+            {% trans supported_browsers_page_link="/help/supported-browsers" %}
+            Zulip supports <a href="{{ supported_browsers_page_link }}">modern browsers</a>
+            like Firefox, Chrome, and Edge.
+            {% endtrans %}
+        </p>
+        <p>
+            {% trans apps_page_link="https://zulip.com/apps/" %}
+            You can also use the <a href="{{ apps_page_link }}">Zulip desktop app</a>.
+            {% endtrans %}
+        </p>
+    </div>
+</div>
+{% endblock %}

templates/zerver/portico_error_pages/user_deactivated.html

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+{% extends "zerver/portico_error_pages/portico_error_page.html" %}
+
+{% block title %}
+<title>{{ _("Account is deactivated") }} | Zulip</title>
+{% endblock %}
+
+{% block error_page_content %}
+<img src="{{ static('images/errors/400art.svg') }}" alt=""/>
+<div class="errorbox">
+    <div class="errorcontent">
+        <h1 class="lead">{{ _("Account is deactivated") }}</h1>
+        <p>
+            {% trans %}
+            Your Zulip account on <a href="{{ realm_url }}">{{ realm_url }}</a>
+            has been deactivated, and you will no longer be able to log in.
+            {% endtrans %}
+        </p>
+    </div>
+</div>
+{% endblock %}