diff --git a/modules/mining-checker/src/Api/Router.php b/modules/mining-checker/src/Api/Router.php
index c71cb7ca..c90524fb 100644
--- a/modules/mining-checker/src/Api/Router.php
+++ b/modules/mining-checker/src/Api/Router.php
@@ -1284,6 +1284,9 @@ final class Router
             'row_count' => count($rows),
             'limit' => self::BOOTSTRAP_MEASUREMENT_LIMIT,
         ]);
+
+        $rows = $this->ensureMeasurementFxReferences($projectKey, $rows, $settings);
+
         return $this->analytics()->enrichMeasurements($rows, $settings, [
             'full_latest_only' => in_array($view, ['overview', 'mining'], true),
         ]);
diff --git a/modules/mining-checker/src/Infrastructure/MiningRepository.php b/modules/mining-checker/src/Infrastructure/MiningRepository.php
index fbeba227..2f6d13c5 100644
--- a/modules/mining-checker/src/Infrastructure/MiningRepository.php
+++ b/modules/mining-checker/src/Infrastructure/MiningRepository.php
@@ -133,7 +133,18 @@ final class MiningRepository
             'SELECT * FROM ' . $this->table('cost_plans') . ' WHERE project_key = :project_key AND owner_sub = :owner_sub ORDER BY starts_at DESC, id DESC'
         );
         $stmt->execute(['project_key' => $projectKey, 'owner_sub' => $this->ownerSub]);
-        return $this->normalizeRows($stmt->fetchAll() ?: []);
+        $rows = $this->normalizeRows($stmt->fetchAll() ?: []);
+        if ($rows !== []) {
+            return $rows;
+        }
+
+        // Legacy fallback: older cost plan rows may exist without a user scope assignment.
+        $legacyStmt = $this->pdo->prepare(
+            'SELECT * FROM ' . $this->table('cost_plans') . ' WHERE project_key = :project_key ORDER BY starts_at DESC, id DESC'
+        );
+        $legacyStmt->execute(['project_key' => $projectKey]);
+
+        return $this->normalizeRows($legacyStmt->fetchAll() ?: []);
     }
 
     public function saveCostPlan(string $projectKey, array $payload): array
@@ -793,7 +804,18 @@ final class MiningRepository
             'SELECT * FROM ' . $this->table('purchased_miners') . ' WHERE project_key = :project_key AND owner_sub = :owner_sub ORDER BY purchased_at DESC, id DESC'
         );
         $stmt->execute(['project_key' => $projectKey, 'owner_sub' => $this->ownerSub]);
-        return $this->normalizeRows($stmt->fetchAll() ?: []);
+        $rows = $this->normalizeRows($stmt->fetchAll() ?: []);
+        if ($rows !== []) {
+            return $rows;
+        }
+
+        // Legacy fallback: older purchased miner rows may exist without a user scope assignment.
+        $legacyStmt = $this->pdo->prepare(
+            'SELECT * FROM ' . $this->table('purchased_miners') . ' WHERE project_key = :project_key ORDER BY purchased_at DESC, id DESC'
+        );
+        $legacyStmt->execute(['project_key' => $projectKey]);
+
+        return $this->normalizeRows($legacyStmt->fetchAll() ?: []);
     }
 
     public function getPurchasedMiner(string $projectKey, int $minerId): ?array