How to fix “IKE SA deleted before establishment completed [ERROR_IPSEC_IKE_SA_REAPED (0x35F0)]” – Error Code 13808

Overview

This article aims to provide comprehensive guidance on resolving the issue denoted by Error Code 13808: “IKE SA deleted before establishment completed [ERROR_IPSEC_IKE_SA_REAPED (0x35F0)].”

Identifying the Problem

Error Code 13808 occurs when an Internet Key Exchange (IKE) security association (SA) is deleted before its establishment is completed. This can result in difficulties with establishing secure connections, affecting network communication and overall system stability.

Common Fixes

1. Check for Windows Updates:
* Ensure that your Windows operating system is up-to-date. Updates often include patches that resolve known issues, including this error.

2. Disable and Re-enable IPsec Services:
* Deactivate Windows Security (or Windows Defender) firewall.
* Open Services (services.msc).
* Locate IPSec Services, right-click and select “Stop.”
* Wait a few seconds, then right-click again and select “Start.”
* Re-enable the firewall.

3. Reinstall Network Adapter:
* Open Device Manager (devmgmt.msc).
* Expand Network adapters.
* Right-click on the active network adapter and select “Uninstall device.”
* Restart your computer.
* Windows will automatically reinstall the adapter on startup.

Advanced Troubleshooting

1. Check for Conflicting Software:
* Uninstall any recently installed software that may be interfering with IPsec.
* Use Event Viewer to check for any other error messages indicating software conflicts.

2. Reset IPsec Configurations:
* Open an elevated command prompt.
* Type “netsh ipsec reset all” and press Enter.
* Restart your computer and test if the issue persists.

3. Disable Strong Cryptographic Algorithms:
* Open the Group Policy Editor (gpedit.msc).
* Go to Computer Configuration > Administrative Templates > Windows Components > IP Security Policies > IKEv2 > Encrypt IKE data on the wire.
* Set the policy to “Disabled.”

Conclusion

By implementing the solutions provided, you can effectively resolve Error Code 13808 and restore your system’s stability. To prevent this error in the future, consider regularly updating your system and promptly addressing any software compatibility issues that may arise.