How to resolve error “Error(s) in field: Matrix item name template” while updating matrix item.

This error will come when custom id is missed in template for that we have to update the template .

Steps:

This error will come for item which have mentioned color, size and packaging in the initial development of NetSuite.

1. First select item
   Lists->Accounting->items->list.
2. Edit item
   Accounting->Matrix item name template.
3. Update matrix.