Manycam 40109 (2025)

It looks like you're referencing error 40109 in ManyCam.

This error typically appears as:
"Error 40109: License activation limit reached"

What does it mean?

You have tried to activate ManyCam on more computers than your license allows. ManyCam licenses usually allow activation on 2 devices at the same time.

Step 5: Clear ManyCam License Cache

This is the most effective fix for a persistent 40109 error.

• Close ManyCam completely (check Task Manager for background processes).
• Windows: Press Win + R, type %appdata%, and press Enter. Navigate to the ManyCam folder. Delete the file named license.cache (or licache.dat depending on version).
• Mac: Go to ~/Library/Application Support/ManyCam/ and delete the license cache file.
• Restart ManyCam and re-enter your license key.

Preventing the ManyCam 40109 Error in the Future

Once you have successfully resolved the 40109 error, follow these best practices to ensure it never returns:

• Keep your license key in a safe place. Use a password manager or a secure note. Do not share your key publicly.
• Update ManyCam regularly. Each new version patches bugs related to activation servers and cache handling.
• Avoid using VPNs while activating. If you need a VPN for streaming, disconnect it, activate ManyCam, then reconnect.
• Set firewall rules once. After whitelisting ManyCam, export your firewall configuration as a backup.
• Renew your subscription before it expires. ManyCam sends reminder emails. Set a calendar alert one week before expiration to avoid sudden 40109 errors.

Solution 3: Disable Firewall, VPN, and Antivirus Temporarily

Since the 40109 error often involves a blocked connection to the activation server, security software is a prime suspect.

1. Temporarily disable your third-party antivirus (Norton, McAfee, Bitdefender, Avast, etc.).
2. Disable any active VPN connection. ManyCam’s activation servers may reject activation requests coming from known VPN IP addresses for security reasons.
3. Disable Windows Defender Firewall (temporarily):
   • Go to Control Panel > System and Security > Windows Defender Firewall.
   • Click “Turn Windows Defender Firewall on or off” (for private and public networks).
4. Try to activate ManyCam again.
5. Once activated, re-enable your security software. If the error disappears, you must add ManyCam to your firewall/antivirus whitelist (exclusion list).

How to whitelist ManyCam:

• In your firewall, look for “Allowed apps” or “Exclusions.”
• Add ManyCam.exe and the entire C:\Program Files (x86)\ManyCam folder.
• Also, allow outbound connections on port 443 (HTTPS) for ManyCam.

1. The "Soft" Fix: Run as Admin & Re-enter Key

Sometimes the license service gets stuck.

• Right-click the ManyCam icon and select Run as Administrator.
• Go to Settings > License.
• Click Deactivate (if available), then enter your license key again.
• Click Activate.

Quick checks (do these first)

1. Restart ManyCam and your computer.
2. Check internet connection.
3. Ensure your camera works in another app (Zoom, Camera).
4. Update ManyCam to the latest version.
5. Confirm your ManyCam license is active and logged in.

Solution 4: Clear the ManyCam Activation Cache

If your license is valid and your internet is working, the local cache is likely corrupted. Resetting this cache forces ManyCam to request a fresh activation token.

For Windows Users:

1. Close ManyCam completely (check the system tray and right-click > Exit).
2. Press Windows + R to open the Run dialog.
3. Type %appdata% and press Enter. This opens the Roaming folder.
4. Locate the ManyCam folder (often found at C:\Users\[YourUsername]\AppData\Roaming\ManyCam).
5. Inside, look for a file named license.lic or activation.dat. Delete or rename these files.
6. Also delete any file with a .tmp extension in this folder.
7. Restart ManyCam. The software will think it is a fresh installation and ask for your license again. Enter your key carefully.

For Mac Users:

1. Close ManyCam.
2. Open Finder, click “Go” in the menu bar, then “Go to Folder.”
3. Type ~/Library/Application Support/ManyCam/.
4. Delete the license or activation files found there.
5. Restart ManyCam and re-activate.