> Source: [sk171116](https://support.checkpoint.com/results/sk/sk171116)

# sk171116 - 1500/1570R appliance is locked after SMP connection

| Property | Value |
|----------|-------|
| Solution ID | sk171116 |
| Date Created | 2020-12-21 |
| Last Modified | 2022-07-13 |
| Technical Level | General |
| Products | Spark Firewall (Locally Managed) |
| Versions | R81.10.X |
| Platform | 1570R, 1500, 1600, 1800 |

## Symptoms

- * 1500/1570R appliance is disconnected from SMP.
* There is no response when the user runs `fw command` in Expert mode.
* The issue occurs on R80.20.10 **Build 1491** .

  <br />

## Cause

In a rare scenario, during SMP activation (which contains the firmware upgrade topic) a DB lock occurs.

## Solution

This problem was fixed. The fix is included in:

* [R80.20.15 for Small and Medium Business Appliances](https://supportcenter.checkpoint.com/supportcenter/portal?eventSubmit_doGoviewsolutiondetails=&solutionid=sk168333)

Check Point recommends to always upgrade to the most recent version ([1500](https://supportcenter.checkpoint.com/supportcenter/portal?eventSubmit_doShowproductpage&productTab=overview&product=512) / [1570R](https://supportcenter.checkpoint.com/supportcenter/portal?eventSubmit_doShowproductpage&productTab=overview&product=515)).

*** ** * ** ***

You can also [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.

*** ** * ** ***

If you do not wish to upgrade to R80.20.15 or install a Hotfix, do the following **workaround**:

1. Disable the firmware upgrade topic on your SMP plan.
2. Reboot the Gateway or run `sfwd_restart`
3. Install the new firmware manually.

<br />

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