Topic

Sage 50

Sage 50 (US Peachtree and Canadian Simply Accounting) conversions, editions, and downgrades. 36 guides and 425 answers on this topic.

AnswerConversion

Once your data is prepared to be used in Simply Accounting Online" meaning

This warning means your company file is about to be converted for the online edition and will no longer open in the Windows desktop program.

Updated August 19, 2026

AnswerSage 50

Restored security file is either damaged or is not from a backup for this company

Sage 50 is rejecting the security portion of your restore because it does not match the company or is corrupt.

Updated August 19, 2026

AnswerSage 50

Sage 50 "General Ledger accounts out of balance with the Inventory Ledger

Sage 50 is telling you your inventory subledger no longer agrees with the GL, usually after a posting error or data damage.

Updated August 19, 2026

AnswerSage 50

Sage 50 "one or more accounts have already been linked" error explained

Sage 50 is refusing a transaction because an account in it is already tied to another linked account elsewhere in the file.

Updated August 19, 2026

AnswerSage 50

Sage 50 error: "cannot save changes to this account because its number has been changed

Sage 50 is refusing to save an account edit because the account number it has on file no longer matches the one you are using.

Updated August 19, 2026

AnswerSage 50

Sage 50 error: "database transaction could not be undone

Sage 50 hit a database error mid-write and could not roll the change back, which usually points to a damaged company data file.

Updated August 19, 2026

AnswerSage 50

Sage 50 message: "The sales and the receivable invoice names cannot be the same.

Sage 50 is telling you two invoice templates or two customers share a name it needs to keep unique, so it refuses to save.

Updated August 19, 2026

AnswerSage 50

Simply Accounting is unable to perform the scheduled backup at this time

The scheduled backup in Simply Accounting (Sage 50 Canada) failed to run, usually because of a locked, missing, or damaged data file.

Updated August 19, 2026

AnswerSage 50

The purchase and the payable invoice names cannot be the same" in Sage 50

Sage 50 is refusing a transaction because two records share one name; it wants them kept distinct before it will save.

Updated August 19, 2026

AnswerSage 50

This account cannot be removed while it has a non-zero balance" in Sage 50

Sage 50 blocks deleting a chart-of-accounts entry that still carries a balance; here is what that means and how to clear it.

Updated August 19, 2026

AnswerSage 50

This account has been used in transactions and cannot be removed" in Sage 50

Sage 50 blocks deleting a chart-of-accounts entry that has posted activity; here is what the message means and your options.

Updated August 19, 2026

AnswerConversion

Will my Sage 50 memorized reports and custom forms convert to QuickBooks?

No, the reports and forms themselves do not carry over; they are rebuilt in QuickBooks, but the data behind them usually does.

Updated August 19, 2026