Cause:

This issue appears when the Item is in Loss or Special Rate has been set for the billed party and that rate is less than the Item cost.

Solution:

In order to remove 'L' sign from the Item, the user needs to follow the below steps:

1. Party-wise Special Rate: If the user has mentioned Party-wise Special Rate/Net Rate for the item, and the Special Rate/Net Rate is Less than the Item's Cost then the item will be in Loss, and 'L' sign will display on the item. The user needs to remove Remove Special Rate.

2. Billing Rate Less than Item's Cost: If the Billing Rate is Less than the Item's cost then the Item will be in Loss. So check the Item's cost and billing Rate and correct it as per the requirement otherwise Skip it if don't need to change the Rate.