The macOS VPN app version 2.5.0 is no longer supported. To improve your experience, Malwarebytes now combines VPN features with our Security app, allowing you to manage both in one application.
To keep using your VPN subscription, please download our Desktop Security app. For instructions on how to purchase, install, and activate the new app, refer to our Desktop Security Quick Start Guide.
VPN for Mac provides error codes and messages for connection, activation and authentication issues. This article describes the error messages including error code, description, and recommended resolution for the error encountered.
Connection errors (includes networking and general errors)
| Code | Message/description | Resolution |
|---|---|---|
|
MB404104 MB405105 MB406100 |
Network error. Unable to contact license server. Check your network connection and try again. (Ok) | Check you have an active internet connection. If the issue persists, submit a ticket with Support. |
|
MB404103 MB405112 MB405113 MB405114 MB405115 MB406101 MB406102 MB405116 MB405117 |
Whoops. Something went wrong, please try again later. (Ok) | Retry the action later. If the issue persists, submit a ticket with Support. |
Activation errors table
| Code | Message/description | Resolution |
|---|---|---|
| MB403100 | License key inactive. There's an issue with your license key. Please visit the Support page. (Visit Support) (Ok) | Submit a ticket with Support. |
|
MB403101 MB404104 MB403107 |
License issue. There's an issue with your license key. (Visit Support) (Ok) | Submit a ticket with Support. |
| MB403102 | Expired license key. Your license key has expired. (Buy now) (Ok) | Purchase a valid subscription. Visit our Pricing page. |
| MB403103 | License key issue. This license key does not match the product you are trying to activate. (Buy now) (Ok) | Purchase a valid subscription. Visit our Pricing page. |
| MB403104 | License issue. This license key was already used to activate the maximum seats available. (Ok) | Deactivate devices or purchase another subscription. See how to deactivate a device or visit our Pricing page. |
| MB403105 | License key inactive. This license key has been refunded. (Buy now) (Ok) | Purchase a valid subscription. Visit our Pricing page. |
| MB403106 | License key issue. The current subscription has been cancelled. (Buy now) (Ok) | Purchase a valid subscription. Visit our Pricing page. |
| MB404102 | License key issue. This license does not match our records. Please make sure you entered it correctly. (Close) | Check your license details and try again. If the issue persists, submit a ticket with Support. |
| MB404105 | No subscription found. You have a Malwarebytes account, but you still need to purchase a VPN subscription. (Ok) | Purchase a valid subscription. Visit our Pricing page. |
| MB403104 | No available devices. Your subscription is already in use on the maximum 5 devices. Free up a device by deactivating on one of your devices or purchase another subscription. (Ok) | Deactivate devices or purchase another subscription. See how to deactivate a device or visit our Pricing page. |
| MB404106 | There was a problem. The MB Code you entered isn't valid. Generate a new code and try again. | Generate a new code for activation. See how to generate a new MB code. |
Account Authentication errors table
| Code | Message/description | Resolution |
|---|---|---|
| MB405100 | Account locked. You've reached the maximum number of sign in attempts. For security reasons, your account has been locked. Please try again in 10 minutes. (Ok) | Wait the recommended period of time, then try to sign in again. If the issue persists, submit a ticket with Support. |
| MB405101 | Verify your email. To sign in, you need to finish activating your account first. Check your inbox for the activation email we sent you and follow the instructions. (Ok) | Complete the Account profile set up. If you cannot locate the setup/activation email, submit a ticket with Support. |
|
MB405102 MB405107 |
Account locked. Your account has been locked. Please contact Support. (Visit Support) (Ok) | Submit a ticket with Support. |
| MB405103 | Account setup/confirmation required. To sign in, you need to finish activating your account first. Check your inbox for the activation email we sent you and follow the instructions. (Ok | Complete the Account profile set up. If you cannot locate the setup/activation email, submit a ticket with Support. |
|
MB405104 MB405108 MB405109 MB405110 MB405111 |
Sign in failed. Verify your email and password are correct and try again. (Ok) | Check your sign in credentials, then try to sign in again. If the issue persists, submit a ticket with Support. |
|
MB405106 |
Distributor or reseller account detected. You cannot sign in using a distributor or reseller account. (Ok) | If you need Account and Billing information, contact your Account Manager. |