In P&L Profit showing Invalid, How to fix this?

Issue 1: Mismatched Summary Balance:
Solution: Update the main balance from housekeeping.
Issue 2: The initial balance in the stock account is incorrect.
Solution: If it's the beginning of the financial year, adjust the opening balance in the stock account. If not, go back to the last financial year, update the closing balance, and carry forward the balance to the current financial year.
Issue 3 : Stock isn't updating properly due to the Do Not Maintain Stock setting.
Solution: Set Do Not Maintain Stock in the item master to No and run the update from the housekeeping menu.
Issue 4 : Closing balance not accurate.
Solution: If manually updating, enter the closing stock. If Ask me update during P&L opening, select Yes to update.
Issue 5 : Pure inventory vouchers affect only closing stock.
Solution: Use accounting journal vouchers for the same amount as the pure inventory voucher. Example: Stock Journal or Production.
Issue 6 : Dual voucher postings going to the wrong account.
Solution: IdentiFinancial Year where the dual voucher posting is going wrong and correct it.
Issue 7 : Using direct income/expenditure accounts in accounting vouchers, not affecting stock.
Solution: Remove the voucher or post a stock journal with the same amount against them.
Issue 8 : Bill sundry configurations affecting purchase and material receipt.
Solution: Check bill sundry settings, especially for purchase. If charges are set to adjust in the purchase account but not affecting the cost of goods, it may impact the profit in P&L. Adjust the configuration accordingly.
these are steps to fix common problems in the Profit and Loss statement related to balances, stock, Profit.