Editor: Save of Prefab can lead to crash

## Description

Save of Prefab can lead to crash

## Prerequisites

The Editor and project is opened

## Steps to Reproduce

1. Create or open Prefab
2. Do any changes
3. Save prefab

### Expected behavior:

3. Prefab saved

### Actual behavior:

3. The Editor crashed

### Reproducibility:

100%

## Versions

2025.2

## Additional Information

n/a
