How To Convert Tally Data Version 11 To 10 -

“You cannot downgrade Tally data. Database structure changed. Re-enter manually or export to Excel.” Tally User Group: “Try exporting Masters as CSV and recreate Company in v10.” A shady blog: “Use this unofficial DLL (use at your own risk)” – Arjun wisely ignored that.

“Converted to v10. No data loss. Opening balances verified.”

The answers were a graveyard of bad news. how to convert tally data version 11 to 10

He went to Gateway of Tally → Export → Masters & Transactions. He exported Ledgers, Stock Groups, and Vouchers (all types) into Excel (CSV) . Not XML. Not Tally’s proprietary backup. Plain, dumb, editable CSV. Then he did something crucial: He printed a List of Accounts (with opening balances) and a Trial Balance as PDF—his safety net.

His fingers flew across the keyboard, typing the desperate query into every forum, WhatsApp group, and ChatGPT window he could find: “You cannot downgrade Tally data

Arjun opened the Tally export menu for the hundredth time. Export → ASCII, XML, PDF… but nowhere did it say “Save as Version 10.”

At 5:58 AM, he exported the final Company Data Backup from Tally v10 as a .900 file (the old format). He emailed it to Mr. Mehta with a single line: “Converted to v10

He tried importing the cleaned CSV into Tally v10 using Import of Masters (Gateway → Import → Masters). The screen flickered. Then, the red error box appeared: “Invalid Format. Date field mismatch in Voucher Type ‘Sales’.”