How to maintain batch numbers for items?
Goto setup > configuration >Innoventry settings > click on Item batch then click on OK button.
goto Master > Item > select Item
Then item view is display, then to create new Item Click on New button present on top left of corner.
Then fill all the details related to item then at the end of of frame you need to select the Use Batch No. option
so that you are able to create batch for that item then click on Ok.
Then Go to Master > Item Batch
Then Item Batch view is display, then to create new Item Batch Click on new button present on top left of corner.
Then fill the details of item batch and click on Ok button.
while Sale purchase you can select Batch.