> Source: [sk135652](https://support.checkpoint.com/results/sk/sk135652)

# sk135652 - Threat Policy installation fails with "Internal error during verification process" message

| Property | Value |
|----------|-------|
| Solution ID | sk135652 |
| Date Created | 2018-09-10 |
| Last Modified | 2019-08-19 |
| Technical Level | Advanced |
| Products | Security Management Server |
| Versions | R82.10, R82, R81.20, R82.20 |

## Symptoms

- * After upgrade to R80.10, Threat Prevention Policy installation fails with "`Internal error occurred during the verification process. Policy verification failed.`" message.
* When trying to expand a rule in the Threat Prevention layer it won't expand (Exceptions for Threat Prevention rules are not shown).

## Solution

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