> Source: [sk167935](https://support.checkpoint.com/results/sk/sk167935)

# sk167935 - In RADIUS environments, "Service Unavailable" page is opened when using "Revert to Revision" and other web-based features in SmartConsole

| Property | Value |
|----------|-------|
| Solution ID | sk167935 |
| Date Created | 2020-07-10 |
| Last Modified | 2025-04-30 |
| Technical Level | Advanced |
| Products | Security Management Server, SmartConsole |
| Versions | R82, R81.20, R81.10 (EOS), R81 (EOS), R82, R81.20, R81.10 (EOS), R81 (EOS) |
| OS | Gaia |

## Symptoms

- * In Management/Multi-Domain Management server R80.40 (or a newer version that was upgraded from R80.40), When trying to use any of the web-based features in SmartConsole, such as:
  * "Revert to Revision"
  * "Install Hotfix/Jumbo"
  * "Version Upgrade"
  * Gateways \& Management "Licenses" tab
  * "Workflow"

  A window is opened with the message:  
  "`Service Unavailable - The server is temporarily unable to service your request due to maintenance downtime or capacity problems. Please try again later`"   


  ![](https://sc1.checkpoint.com/sc/SolutionsStatics/sk167935/Service202007131008041.png)
* The `$MDS_FWDIR/cpextensions/log/cpextensions.elg ` file on Security Management/Multi-Domain Management server contains:  
  `"sh: /opt/CPshrd-R80.40/jre_32/bin/java: Permission denied"`   

* On Security Management/Multi-Domain Management server, when running "`$MDS_FWDIR/cpextensions/scripts/cpextensions.sh start`", the output includes:  
  `usermod: cp_extensions not found in /etc/passwd`  
  `
  CP Extension Engine took more than 50 seconds to start and will be considered as failed.`  
  `
  An error has occurred when starting CP Extensions Engine. Please try again.`  
* In smart console logs the following error message appears: "Certificate Validation Error".

## Cause

User *cp_extensions* is missing in Gaia OS configuration database and is not added in RADIUS environments.

<br />

## Solution

This solution requires authentication. Please log in to view the full solution.

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