---
title: "Error response 400 Unexpected technical error"
canonical: "https://wiki.soft1.eu/space/SKEN/643079377/Error%20response%20400%20Unexpected%20technical%20error"
format: markdown
---
🌱 It is displayed during the transmission summary.

1. Go to the login company's parameters (*Parameters menu → Companies).*
2. Make sure that the VAT number field is filled in. If not, fill in the VAT number.
3. Login again to the ERP.
4. Then, transmit the summary.

### Message list

> Macro (contentbylabel)