The company name in the field Connect name in F11: TSS Features contains special characters.
In F11: TSS Features, modify the company name or remove the special characters in the company name to alphanumeric characters or numerals.
Note: When you enable Security Control in the Company Creation screen, the company name is set in the Connect name field by default, in F11: TSS Features. This enables TSS to identify the company name and connect to the Tally.NET Server when you click F4: Connect.
To modify the company name
1. Go to Gateway of Tally > F11: Features > TSS Features.
The company name appears in the Connect name field.
2. Remove the special characters in the company name to alphanumeric characters or numerals, as shown below:
3. Press Ctrl+A to accept.
The button gets activated in the Gateway of Tally, as shown below: