To correct the quantity of stock items in inventory, perform an Inventory Adjustment transaction.
NOTE: If lot or serial class tracking is enabled, the adjustment process will vary slightly. See steps below.
Correct Stock Item Quantities (NO lot/serial tracking)
- Determine the quantity change for the Inventory Adjustment
- Use the Inventory Summary screen to identify the current On Hand quantity, then calculate the necessary adjustment using the actual physical count.
- Formula: Actual Qty in stock – System On Hand Qty = Adjustment Quantity
- Example:
- Actual Qty in warehouse: 62,400 LB
- On Hand quantity in Acumatica: 62,000 LB
- Adjustment needed: +400 LB
- In this case, enter a positive adjustment of 400 LB to reflect the physical stock count.

- Create the Inventory Adjustment
- Open New Inventory Adjustment
- Enter Inventory ID
- In the Details tab, add a new line or select ADD ITEMS
- Select the appropriate Inventory ID for the item being adjusted.
- Enter Warehouse and Location
- Enter Quantity calculated in Step 1
- Use a positive value to increase inventory.
- Use a negative value to decrease inventory.
- The system automatically pulls the current unit cost and calculates the Extended Cost based on the quantity entered.
- Set the Extended Cost to $0.00.
NOTE: If you need to adjust the quantity and the value you will need two separate transactions, first to adjust quantity, then value. Contact Support for assistance with these transactions.

- Release the inventory adjustment
- The system will:
- Update the item’s On Hand quantity in inventory.
- Create necessary GL and inventory transactions (if applicable). NOTE: Once released, the inventory adjustment is finalized and cannot be edited. Any further corrections will require a new adjustment transaction.
- The system will:
- Verify the updated quantity in the Inventory Summary
- Refresh the Inventory Summary report.
- Confirm the new quantity.
- The On Hand Quantity should now reflect the adjustment made.

Correct Stock Item Quantities with Lot/Serial Tracking
If a stock item is tracked by lot or serial number, the unit cost MUST be corrected individually for each lot/serial number.
When performing an inventory adjustment:
- Enter the applicable lot or serial number for each line item.
- Ensure the unit cost is specified for each lot or serial number, as cost is tracked at that level in the system.
- Determine the quantity change for each Lot/Serial Number in the Inventory Adjustment
- Use the Inventory Summary to identify the current On Hand quantity.
- Select the Expand by Lot/Serial Numbers checkbox
- Calculate the necessary adjustment using the actual physical count using this formula:
Actual Lot/Serial Qty in stock – Acumatica Lot/Serial On Hand Qty = Adjustment Quantity
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- Examples:
- Lot 121424HC:
- Actual Qty in warehouse: 2,240 cases
- On Hand quantity in Acumatica: 2,200 cases
- Adjustment needed: +40 cases
- Lot 20230327:
- Actual Qty in warehouse: 0 cases
- On Hand quantity in Acumatica: 380 cases
- Adjustment needed: -380 cases
- Lot 121424HC:
- Examples:

- Create the Inventory Adjustment:
- Open New Inventory Adjustment
- Enter Inventory ID
- In the Details tab, add a new line or select ADD ITEMS
- Select the appropriate Inventory ID for the item being adjusted.
- Enter Warehouse and Location
- Enter Quantity calculated in Step 1
- Use a positive value to increase inventory.
- Use a negative value to decrease inventory.
- Enter or select the Lot/Serial Number
- The system automatically pulls the current unit cost and calculates the Extended Cost based on the quantity entered.
- Set the Extended Cost to $0.00.
NOTE: If you need to adjust the quantity and the value you will need two separate transactions, first to adjust quantity, then value. Contact Support for assistance with these transactions.
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- Repeat steps b. – f. to add each lot/serial number to the adjustment.

- Release the inventory adjustment. NOTE: Once released, the inventory adjustment is finalized and cannot be edited. Any further corrections will require a new adjustment transaction.
- The system will:
- Update the item’s On Hand quantity in inventory.
- Create necessary GL and inventory transactions (if applicable).
- The system will:
- Verify the updated quantity in the Inventory Summary
- Refresh the Inventory Summary report.
- Confirm the new quantity.
- The On Hand Quantity should now reflect the adjustment made.
NOTE: Lot 20230327 no longer appears on the report because the full quantity was adjusted out of inventory.

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