Why it happens
- Note raised against the wrong customer GSTIN.
How to fix it
- Raise the note against the same GSTIN as the original invoice.
This error is reported in: cdnr.
Last checked 17 October 2026
Based on public write-ups of this portal error, not on GSTN's own documentation. If the portal's message differs from what's described here, trust the portal and ask your CA.