Without Bulk:
- Issue: We are entering not exists batch and update the value then its giving success message like "WAC Updated Successfully."
- Working :Now we can't update WAC cost with -ve value.

With Bulk:(Working)
- We are entering not exists batch and import the file then its giving alert message like "Enter Valid Batch".
- If we are entering -ve value and import that file then its imported but in listing its shows +ve value.
