In order to use your own accounts, please make sure to comply with the following DATEV format requirements:
Supplier accounts must match the following format requirements:
Values range: 10000 — 999999999
Maximum length: 9 characters
Type: Number, no spaces or special characters allowed
👉🏻 🚨 Please note that in case you'd like to make changes to your company's accounts you need to disconnect from DATEV first, make the modifications on both tools and then connect again.