While generating eway bill shows reason authentication failed?
If while generating the e-way bill, it shows that authentication failed, you need to check the below reasons:
1. Check that you have installed the latest version of BUSY.
2. An incorrect username is mentioned in the GST configuration for downloading GST return reports. directly from the GST portal.
3. In the GST portal API, access for 30 days to download GST reports was disabled.