Hi
Work order has created with four line items.
In this work order 3rd, 4th line item consists around 240 service lines.
User has entered discount for all services at header level.
After entering user has selected service specification >>prices >> recalculate
On menu bar in service specifications screen.
After recalculating total value is showing as zero & net price for the 3rd & 4th line is showing as zero.