> Source: [sk176326](https://support.checkpoint.com/results/sk/sk176326)

# sk176326 - SIC between Locally Managed Spark Firewall Cluster Members is lost	

| Property | Value |
|----------|-------|
| Solution ID | sk176326 |
| Date Created | 2021-11-14 |
| Last Modified | 2022-07-12 |
| Technical Level | General |
| Products | Spark Firewall (Locally Managed) |
| Versions | R81.10.X |
| Platform | 20, 400, 1570R, 1500, 1600, 1800 |

## Symptoms

- SIC between Locally Managed Quantum Spark Security Gateway cluster members is lost.

## Cause

SIC between Quantum Spark Security Gateway cluster members is lost 5 years after a locally-managed cluster is created due to the SIC certificate expiration.

## Solution

[Contact Check Point Support](https://www.checkpoint.com/support-services/contact-support/) to get a Hotfix for this issue.   
A Support Engineer will make sure the Hotfix is compatible with your environment before providing the Hotfix.   
For faster resolution and verification please collect [CPinfo](https://supportcenter.checkpoint.com/supportcenter/portal?eventSubmit_doGoviewsolutiondetails=&solutionid=sk92739) files from the Security Management and Security Gateways involved in the case.

**Hotfix installation instructions:**   
Refer to [sk168597 - How to install a Hotfix](https://supportcenter.checkpoint.com/supportcenter/portal?eventSubmit_doGoviewsolutiondetails=&solutionid=sk168597).

**After you install the Hotfix:**

1. Log in to your locally managed Quantum Spark appliance and access the WebUI.

2. In the **primary cluster member** , go to **VPN** \> **Internal Certificate** \> **Reinitialize Certificates**.

   Use the WAN physical IP address suggested.
3. Go to **Device** \> **High Availability** \> **Reinitialize Trust**.

4. In the **secondary cluster member** , go to **Device** \> **High Availability** \> **Reset cluster configuration**.

5. Connect the secondary member to the cluster.

If the solution does not work, you must reset the cluster configuration on both members and run the cluster configuration wizard again

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