# FAQ
Here you will find answers to frequently asked questions and problems that you may face while installing, configuring, and running ELO Sync.
- It is not possible to log on to ELO Sync
- Not all menu items are displayed
- No logs are written
- ELO Sync crashes on start with Kestrel exceptions
- Requirements for registering ELO Sync in Azure
- Proxy/use via the ELO Administration Console
- Error or incorrect behavior with the setting 'Replace user-defined settings with group settings'
- Tables in MSSQL cannot be deleted
- Unusual characters in short name
- REST API requests fail