Exclusive access control in A.S.I.A.

When the same screen or the same voucher is executed at the same time, this causes loss of data consistency and makes the process speed slower.
A.S.I.A. has the following exclusive access control to avoid these problems.

Exclusive access control for screen startup

In the menu that can be used by a certain operator such as closing control and its related menu, startup at the same time is controlled and made impossible when the screen is started.

When a screen from the following menu is displayed and a menu that is an exclusive access object is selected, an error message is displayed and the screen from the exclusive access menu can not be opened.

Menu that displays the screen		Item number for exclusive access menu
Closing control	Accounting closing	(Same menu), Accounting update term balance, Annual entry closing, Voucher approval (General accounting, Multi-currency accounting)
	Claims/Debts closing	Annual entry closing, Remove claims/sales/sales return data, Remove debts/purchase/purchase return data
	Other closing	Annual entry closing
	Accounting update term balance	Accounting closing, (Same menu), Annual entry closing, Remove accounting data, Restore removed accounting data, Delete removed accounting data
	Monthly inventory update balance	Other closing, (Same menu), Annual entry closing
	Execute annual closing	(Same menu) Annual entry closing, Update opening balance/profit carry-forward, Register A/C and Sub A/C, Register A/C property
	Check before annual entry closing	Annual entry closing, Update opening balance/profit carry-forward
	Annual entry closing	Closing control for all 11 menus, Data maintenance for all 32 menus, Register A/C and Sub A/C, Register A/C property
	Update D.A.C. depreciation	Annual entry closing, (Same menu), Update opening balance/profit carry-forward, Deferred account entry (prepaid expense), Deferred account entry (deferred revenue), Auto-journalize prepaid expenses depreciation, Auto-journalize deferred revenue depreciation
	Update fixed assets depreciation	Annual entry closing, (Same menu), Update opening balance/profit carry-forward
	Update opening balance/Profit carry-forward	Execute annual closing, Check before annual entry closing, Annual entry closing, Update D.A.C. depreciation, Update fixed assets depreciation, (Same menu), Register A/C and Sub A/C, Register A/C property
Data maintenance	Delete accounting balance data	(Same menu)
	Remove accounting data	Accounting update term balance, Annual entry closing, Remove accounting data (Same menu), Restore removed accounting data, Delete removed accounting data
	Restore removed accounting data, Delete removed accounting data	Annual entry closing, Remove accounting data, (Same menu)
	Delete absorption data, Delete D.A.C. data, Delete securities data, Delete construction in progress account data, Delete fixed assets data, Delete lease contract data, Delete borrowings data, Delete treasury stock data, Delete payment/receipt data, Delete auto-transfer data	Annual entry closing, (Same menu)
	Remove claims/sales/sales return data	Claims/Debts closing, Annual entry closing, (Same menu), Restore claims/sales/sales return data,Delete removed claims/sales/sales return data, Settle (receipt/claims), Settle claims, Offset claims/debts, Settle (NR/claims)
	Restore Claims/Sales/Sales return data, Delete protected claims/sales/sales return data	Annual entry closing, Remove claims/sales/sales return data, (Same menu)
	Delete other claims data, Delete monthly invoice data, Delete receipt of notes receivable data, Delete notes receivable data	Annual entry closing, (Same menu)
	Remove Debts/Purchase/Purchase return data	Claims/Debts closing, Annual entry closing, (Same menu), Restore debts/purchase/purchase return data, Delete removed debts/purchase/purchase return data, Settle (receipt/claims), Settle/Auto-journalize auto-transfer data, Offset claims/debts, Settle (NR/claims), Settle debts, Bulk notes payable entry
	Restore debts/purchase/purchase return data, Delete removed debts/purchase/purchase return data	Annual entry closing, Remove debts/Purchase/Purchase return data, (Same menu)
	Delete other debts data, Delete notes payable data, Delete notes payable data, Delete expenses management data, Delete sales data, Delete purchase data, Delete inventory data, Delete inventory actual data	Annual entry closing, (Same menu)
Accounting master	Register A/C and Sub A/C	Execute annual closing, Annual entry closing, Update opening balance/profit carry-forward
Accounting master	Register A/C property	Execute annual closing, Annual entry closing, Update opening balance/profit carry-forward
Logistic master	Logistics parameter	(Same menu)
General accounting	Voucher approval	Accounting closing
Multi-currency accounting	Voucher approval	Accounting closing
Deferred account control	Deferred account entry (prepaid expense), Deferred account entry (deferred revenue), Auto-journalize prepaid expenses depreciation, Auto-journalize deferred revenue depreciation	Update D.A.C. depreciation
Bank account control	JBA code maintenance, Create auto-transfer data	(Same menu)
	Settle(receipt/claims)	Remove claims/sales/sales return data, Remove Debts/Purchase/Purchase return data
	Settle/Auto-journalize auto-transfer data	Remove Debts/Purchase/Purchase return data
Investment securities	Register stock, Register bond, Register fund	Securities valuation
Investment securities	Securities valuation	Register stock, Register bond, Register fund
Claims control	Settle claims	Remove claims/sales/sales return data
Claims control, Debts control	Offset claims/debts	Remove claims/sales/sales return data, Remove Debts/Purchase/Purchase return data
Notes receivable	Settle (NR/claims)	Remove claims/sales/sales return data, Remove Debts/Purchase/Purchase return data
Debts control	Settle debts	Remove Debts/Purchase/Purchase return data
Notes payable	Bulk notes payable entry	Remove Debts/Purchase/Purchase return data, (Same menu)
Expenses management	Create T-Expns/E-Expns payment data	(Same menu)

Exclusive access control for save, delete

Exclusive access control will be explained when more than one machine starts up the same menu and creates something new and the same voucher is saved or deleted.

The following shows the process when machine A and machine B execute new/modify and save/delete for the same No. voucher.
Time difference save/time difference execution is when machine A finishes the process first. Same time save/same time execution is when machine A starts the process first.

Machine A	Machine B	Operation	Machine A process	Machine B process
(New)	(New)	Same internal No. is read Time difference save	Saved	This message, "Change to No."..."" is displayed.
(New)	(New)	Same internal No. is read Same time save	Saved	The saving process is not executed. The message, "It is impossible to write in because another terminal is using it. (E0040)" is displayed. ↓(Saved again) This message, "Change to No."..."" is displayed and the saving process is executed.
(Modifying save)	(Modifying save)	Same internal No. is read Time difference save	Saved	The saving process is not executed. The message, "The specified voucher number has already been used or the relevant data has already been changed. (E0072) Please confirm data again. (A0022)" is displayed.
(Modifying save)	(Modifying save)	Same internal No. is read Same time save	Saved	The saving process is not executed. The message, "It is impossible to write in because another terminal is using it. (E0040)" is displayed. ↓(Saved again) The saving process is not executed. The message, "The specified voucher number has already been used or the relevant data has already been changed. (E0072) Please confirm data again. (A0022)" is displayed.
(Modifying save)	(Delete)	Same internal No. is read Machine A-Save, Machine B-Delete Time difference execution	Saved	The deletion process is not executed. The message, "The specified voucher number has already been used or the relevant data has already been changed. (E0072) Please confirm data again. (A0022)" is displayed.
(Modifying save)	(Delete)	Same internal No. is read Machine A-Save, Machine B-Delete Same time execution	Saved	The deletion process is not executed. The message, "It is impossible to write in because another terminal is using it. (E0040)" is displayed. ↓(Deleted again) The deletion process is not executed. The message, "The specified voucher number has already been used or the relevant data has already been changed. (E0072) Please confirm data again. (A0022)" is displayed.
(Delete)	(Modifying save)	Same internal No. is read Machine A-Delete, Machine B-Save Time difference execution	Deleted	The saving process is not executed. The message, "The specified voucher number has already been used or the relevant data has already been changed. (E0072) Please confirm data again. (A0022)" is displayed.
(Delete)	(Modifying save)	Same internal No. is read Machine A-Delete, Machine B-Save Same time execution	Deleted	The saving process is not executed. The message, "It is impossible to write in because another terminal is using it. (E0040)" is displayed. ↓(Saved again) The saving process is not executed. The message, "The specified voucher number has already been used or the relevant data has already been changed. (E0072) Please confirm data again. (A0022)" is displayed.
(Delete)	(Delete)	Same internal No. is read Machine A-Delete, Machine B-Delete Time difference execution	Deleted	The deletion process is not executed. The message, "There is no data to be deleted or data may have already been deleted. (E0077)" is displayed.
(Delete)	(Delete)	Same internal No. is read Machine A-Delete, Machine B-Delete Same time execution	Deleted	The deletion process is not executed. The message, "It is impossible to write in because another terminal is using it. (E0040)" is displayed. ↓(Deleted again) The deletion process is not executed. The message, "There is no data to be deleted or data may have already been deleted. (E0077)" is displayed.

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