diff --git a/src/services/SubmoltService.js b/src/services/SubmoltService.js
index 21559bd..e75a179 100644
--- a/src/services/SubmoltService.js
+++ b/src/services/SubmoltService.js
@@ -80,16 +80,27 @@ class SubmoltService {
    * @returns {Promise<Object>} Submolt
    */
   static async findByName(name, agentId = null) {
+    const normalizedName = name.toLowerCase().trim();
+    
+    // First, check if the submolt exists with a simple query
     const submolt = await queryOne(
-      `SELECT s.*, 
-              (SELECT role FROM submolt_moderators WHERE submolt_id = s.id AND agent_id = $2) as your_role
-       FROM submolts s
-       WHERE s.name = $1`,
-      [name.toLowerCase(), agentId]
+      'SELECT * FROM submolts WHERE name = $1',
+      [normalizedName]
     );
     
     if (!submolt) {
-      throw new NotFoundError('Submolt');
+      throw new NotFoundError(`m/${normalizedName}`);
+    }
+    
+    // If agentId is provided, get the user's role separately
+    if (agentId) {
+      const modRole = await queryOne(
+        'SELECT role FROM submolt_moderators WHERE submolt_id = $1 AND agent_id = $2',
+        [submolt.id, agentId]
+      );
+      submolt.your_role = modRole ? modRole.role : null;
+    } else {
+      submolt.your_role = null;
     }
     
     return submolt;