Error Code 39

Cause

When you try to activate, reactivate, or update your license, this error occurs due to either of the following: When Microsoft Windows Firewall in your computer is blocking Tally.ERP 9 services, or when a company is connected to Tally.NET server (by pressing F4: Connect from Gateway of Tally ).

Solution

To resolve this error

Go to Gateway of Tally > F12: Configure > Advanced Configuration .

o Set Use absolute URL for HTTP actions? to Yes .

o Set Allow Non-HTTP headers to Yes .

o Set the correct proxy details.

o Press Enter to save.

Allow Tally Gateway Server through MS Windows Firewall .

Add Tally Gateway Server to the exceptions list of the antivirus software .

Set the option Connect company on loading to No , in the TSS Features screen.