> Source: [sk113557](https://support.checkpoint.com/results/sk/sk113557)

# sk113557 - "CPdiag R77.30 - Failed on installation: Unknown error" during the installation of R77.30 Jumbo Hotfix Accumulator using CPUSE

| Property | Value |
|----------|-------|
| Solution ID | sk113557 |
| Date Created | 2016-10-25 |
| Last Modified | 2018-08-07 |
| Technical Level | Advanced |
| Products | Security Gateway, Security Management Server |
| Versions | R82.10, R82, R81.20, R82.10, R82, R81.20, R82.x, R82.20 |
| OS | Gaia |

## Symptoms

- "`CPdiag R77.30 - Failed on installation: Unknown error.`" during the installation of a Jumbo Hotfix Accumulator using CPUSE on Gaia OS.

## Cause

Version of CPUSE Agent is outdated and must be updated before installing the Jumbo Hotfix Accumulator.

## Solution

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

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