I am getting the same error message and unable to download GST returns for the last few months. What should I do to troubleshoot and fix this issue?
If You are getting error message and you are unable to download GSTR data in that case follow these steps:
Step 1: Make sure your system date is accurate
Step 2: Make sure internet connection is stable
Step 3: Ensure that BUSY should be exclude from antivirus and firewall
Step 4: Gst portal username should be specified in GST/VAT configuration
Step 5: Ensure that return should be filed or not
Step 6: Then try to download GSTR data again