diff --git a/FAQ.md b/FAQ.md
index b29765c..0483484 100644
--- a/FAQ.md
+++ b/FAQ.md
@@ -880,6 +880,15 @@ It was tailscale needing reauthentication on the debian VPS.  Because it's 100.1
 - Case 6: 
 
 > You can close my ticket. It was my firewall blocking the license server IP.
+
+- Case 7:
+
+> License is invalid (StatusCode 10002)
+>
+> It is because your run hbbs with `-m` argument, please remove it.
+
+<img width="794" height="86" alt="fe1c97f7-f8a6-4637-a126-dd719de4f8de" src="https://github.com/user-attachments/assets/829bdc5d-545f-47a2-a204-60949f6a1dbf" />
+
  
 
 # Hide connection popup (cm) and hide tray