Type search words and press enter
Seamless e-invoicing is now at your fingertips. Check out our self-help videos.
https://help.tallysolutions.com/docs/te9rel61/Licensing/Error_Code_6404.htm

Error Code 6404: This is a single-site license. Press F2: Single-Site, to activate this license.

Cause

This error occurs when you try to activate a serial number that is linked to a single-site, using the multi-site option.

Solution

Press F2: Single-Site to activate this license.