[Vtigercrm-developers] How change the total and net price in invoice

[sunny]

I want to make some change in invoice.like the folowing picture:
Quantity * List Price ,I want to the Total/1000,Net Price /1000,equal the Items Total,I have make a little change in codes.
But when I save the record,the result of the Total and Net Price not equal to Items Total.
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