diff --git a/CHANGELOG.md b/CHANGELOG.md
index 01fe82e..59f6d32 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -46,3 +46,4 @@ Alle Einträge verwenden ISO-8601-Timestamps in UTC. Mehrere Änderungen desselb
 - Beispielkonfiguration und Sicherheitsdokumentation bereitgestellt.
 - Browserinstaller korrigiert: Der initiale Administrator wird jetzt mit allen im `users`-Schema erforderlichen Pflichtfeldern angelegt.
 - Realm-Dashboard korrigiert: Es fragt nur noch die konfigurierte Portainer-Umgebung ab, benötigt keine globale Endpoint-Liste oder Endpoint-Metadaten mehr und verwendet direkt den Docker-Proxy.
+- Fehlgeschlagene, bereits bezahlte Provisionierungen können durch Administratoren erneut gestartet werden.
diff --git a/dashboard.php b/dashboard.php
index cdd34aa..085bdd3 100644
--- a/dashboard.php
+++ b/dashboard.php
@@ -78,7 +78,7 @@ if ($_SERVER['REQUEST_METHOD'] === 'POST') {
                 $message = 'Die Instanzanfrage wurde erfasst und wartet auf die Zahlungsfreigabe.';
             } elseif ($action === 'approve_instance' && $isAdmin) {
                 $instanceId = (int)($_POST['instance_id'] ?? 0);
-                $query = $db->prepare('SELECT * FROM instances WHERE id = :id AND status = "pending_payment" LIMIT 1');
+                $query = $db->prepare('SELECT * FROM instances WHERE id = :id AND ((status = "pending_payment") OR (status = "error" AND payment_status = "paid")) LIMIT 1');
                 $query->execute(['id' => $instanceId]);
                 $instance = $query->fetch();
                 if (!$instance) throw new RuntimeException('Diese Instanzanfrage ist nicht mehr freigabefähig.');
@@ -293,5 +293,5 @@ function dashboard_bytes(int $bytes): string {
 <section class="data-section"><div class="section-heading"><div><p class="eyebrow">Neue Buchung</p><h2>Instanz anfragen</h2></div><span class="status-badge">S · M · L</span></div>
 <form method="post" class="login-form"><input type="hidden" name="csrf_token" value="<?= dashboard_escape($csrf) ?>"><input type="hidden" name="action" value="request_instance"><label for="name">Instanzname</label><input id="name" name="name" required maxlength="120" placeholder="Meine Spielrunde"><label for="plan">Tarif</label><select id="plan" name="plan"><option value="s">S – 512 MB RAM · 1 CPU · 1 GB</option><option value="m">M – 2 GB RAM · 2 CPU · 10 GB</option><option value="l">L – 4 GB RAM · 4 CPU · 25 GB</option></select><label for="payment_method">Zahlungsart</label><select id="payment_method" name="payment_method"><option value="paypal">PayPal</option><option value="bank_transfer">Überweisung</option></select><button type="submit">Instanz anfragen</button></form></section>
 <section class="data-section"><div class="section-heading"><div><p class="eyebrow">Provisionierung</p><h2>Instanzen</h2></div><?php if ($isAdmin): ?><a href="dashboard.php">← Realms</a><?php endif; ?></div>
-<?php if ($instances === []): ?><div class="empty-state">Noch keine Instanzen vorhanden.</div><?php else: ?><div class="table-wrap"><table class="data-table"><thead><tr><th>Name</th><?php if ($isAdmin): ?><th>Benutzer</th><?php endif; ?><th>Tarif</th><th>Zahlung</th><th>Status</th><th>Adresse</th><th>Aktion</th></tr></thead><tbody><?php foreach ($instances as $instance): ?><tr><td data-label="Name"><strong><?= dashboard_escape((string)$instance['name']) ?></strong></td><?php if ($isAdmin): ?><td data-label="Benutzer"><?= dashboard_escape((string)$instance['username']) ?></td><?php endif; ?><td data-label="Tarif"><?= strtoupper(dashboard_escape((string)$instance['plan'])) ?></td><td data-label="Zahlung"><?= dashboard_escape((string)$instance['payment_status']) ?></td><td data-label="Status"><span class="container-state <?= dashboard_escape((string)$instance['status']) ?>"><?= dashboard_escape(dashboard_status((string)$instance['status'])) ?></span><?php if (!empty($instance['error_message'])): ?><br><small><?= dashboard_escape((string)$instance['error_message']) ?></small><?php endif; ?></td><td data-label="Adresse"><?php if ($instance['status'] === 'running'): ?>:<?= dashboard_escape((string)$instance['port']) ?><?php else: ?>–<?php endif; ?></td><td data-label="Aktion"><?php if ($instance['status'] === 'pending_payment' && $isAdmin): ?><form method="post"><input type="hidden" name="csrf_token" value="<?= dashboard_escape($csrf) ?>"><input type="hidden" name="action" value="approve_instance"><input type="hidden" name="instance_id" value="<?= (int)$instance['id'] ?>"><button type="submit">Zahlung freigeben</button></form><?php elseif (in_array($instance['status'], ['running', 'stopped'], true)): ?><div class="instance-actions"><form method="post" onsubmit="return confirm('Instanz wirklich neu bereitstellen? Die Daten in /data bleiben erhalten.');"><input type="hidden" name="csrf_token" value="<?= dashboard_escape($csrf) ?>"><input type="hidden" name="action" value="instance_action"><input type="hidden" name="operation" value="redeploy"><input type="hidden" name="instance_id" value="<?= (int)$instance['id'] ?>"><button type="submit">Redeploy</button></form><?php if ($instance['status'] === 'running'): ?><form method="post"><input type="hidden" name="csrf_token" value="<?= dashboard_escape($csrf) ?>"><input type="hidden" name="action" value="instance_action"><input type="hidden" name="operation" value="stop"><input type="hidden" name="instance_id" value="<?= (int)$instance['id'] ?>"><button type="submit">Stoppen</button></form><?php else: ?><form method="post"><input type="hidden" name="csrf_token" value="<?= dashboard_escape($csrf) ?>"><input type="hidden" name="action" value="instance_action"><input type="hidden" name="operation" value="start"><input type="hidden" name="instance_id" value="<?= (int)$instance['id'] ?>"><button type="submit">Starten</button></form><?php endif; ?><form method="post"><input type="hidden" name="csrf_token" value="<?= dashboard_escape($csrf) ?>"><input type="hidden" name="action" value="instance_action"><input type="hidden" name="operation" value="restart"><input type="hidden" name="instance_id" value="<?= (int)$instance['id'] ?>"><button type="submit">Neustarten</button></form><?php if ($isAdmin): ?><form method="post" onsubmit="return confirm('Instanz wirklich löschen? Das Datenverzeichnis bleibt erhalten.');"><input type="hidden" name="csrf_token" value="<?= dashboard_escape($csrf) ?>"><input type="hidden" name="action" value="instance_action"><input type="hidden" name="operation" value="delete"><input type="hidden" name="instance_id" value="<?= (int)$instance['id'] ?>"><button type="submit">Löschen</button></form><?php endif; ?></div><?php else: ?>–<?php endif; ?></td></tr><?php endforeach; ?></tbody></table></div><?php endif; ?></section>
+<?php if ($instances === []): ?><div class="empty-state">Noch keine Instanzen vorhanden.</div><?php else: ?><div class="table-wrap"><table class="data-table"><thead><tr><th>Name</th><?php if ($isAdmin): ?><th>Benutzer</th><?php endif; ?><th>Tarif</th><th>Zahlung</th><th>Status</th><th>Adresse</th><th>Aktion</th></tr></thead><tbody><?php foreach ($instances as $instance): ?><tr><td data-label="Name"><strong><?= dashboard_escape((string)$instance['name']) ?></strong></td><?php if ($isAdmin): ?><td data-label="Benutzer"><?= dashboard_escape((string)$instance['username']) ?></td><?php endif; ?><td data-label="Tarif"><?= strtoupper(dashboard_escape((string)$instance['plan'])) ?></td><td data-label="Zahlung"><?= dashboard_escape((string)$instance['payment_status']) ?></td><td data-label="Status"><span class="container-state <?= dashboard_escape((string)$instance['status']) ?>"><?= dashboard_escape(dashboard_status((string)$instance['status'])) ?></span><?php if (!empty($instance['error_message'])): ?><br><small><?= dashboard_escape((string)$instance['error_message']) ?></small><?php endif; ?></td><td data-label="Adresse"><?php if ($instance['status'] === 'running'): ?>:<?= dashboard_escape((string)$instance['port']) ?><?php else: ?>–<?php endif; ?></td><td data-label="Aktion"><?php if (in_array((string)$instance['status'], ['pending_payment', 'error'], true) && $isAdmin && ($instance['status'] === 'pending_payment' || $instance['payment_status'] === 'paid')): ?><form method="post"><input type="hidden" name="csrf_token" value="<?= dashboard_escape($csrf) ?>"><input type="hidden" name="action" value="approve_instance"><input type="hidden" name="instance_id" value="<?= (int)$instance['id'] ?>"><button type="submit"><?= $instance['status'] === 'error' ? 'Erneut provisionieren' : 'Zahlung freigeben' ?></button></form><?php elseif (in_array($instance['status'], ['running', 'stopped'], true)): ?><div class="instance-actions"><form method="post" onsubmit="return confirm('Instanz wirklich neu bereitstellen? Die Daten in /data bleiben erhalten.');"><input type="hidden" name="csrf_token" value="<?= dashboard_escape($csrf) ?>"><input type="hidden" name="action" value="instance_action"><input type="hidden" name="operation" value="redeploy"><input type="hidden" name="instance_id" value="<?= (int)$instance['id'] ?>"><button type="submit">Redeploy</button></form><?php if ($instance['status'] === 'running'): ?><form method="post"><input type="hidden" name="csrf_token" value="<?= dashboard_escape($csrf) ?>"><input type="hidden" name="action" value="instance_action"><input type="hidden" name="operation" value="stop"><input type="hidden" name="instance_id" value="<?= (int)$instance['id'] ?>"><button type="submit">Stoppen</button></form><?php else: ?><form method="post"><input type="hidden" name="csrf_token" value="<?= dashboard_escape($csrf) ?>"><input type="hidden" name="action" value="instance_action"><input type="hidden" name="operation" value="start"><input type="hidden" name="instance_id" value="<?= (int)$instance['id'] ?>"><button type="submit">Starten</button></form><?php endif; ?><form method="post"><input type="hidden" name="csrf_token" value="<?= dashboard_escape($csrf) ?>"><input type="hidden" name="action" value="instance_action"><input type="hidden" name="operation" value="restart"><input type="hidden" name="instance_id" value="<?= (int)$instance['id'] ?>"><button type="submit">Neustarten</button></form><?php if ($isAdmin): ?><form method="post" onsubmit="return confirm('Instanz wirklich löschen? Das Datenverzeichnis bleibt erhalten.');"><input type="hidden" name="csrf_token" value="<?= dashboard_escape($csrf) ?>"><input type="hidden" name="action" value="instance_action"><input type="hidden" name="operation" value="delete"><input type="hidden" name="instance_id" value="<?= (int)$instance['id'] ?>"><button type="submit">Löschen</button></form><?php endif; ?></div><?php else: ?>–<?php endif; ?></td></tr><?php endforeach; ?></tbody></table></div><?php endif; ?></section>
 <?php endif; ?></main></body></html>