Blocked invoices

[saud-2]

          unfortunately, the issue is not solved completely. 

e.g:

Originally posted by @saud-2 in #157 (comment)

[mhaggag]

Can you share more details so we can reproduce this invoice exactly? (Item rate, discount on invoice if any, etc.)

[saud-2]

e.g 1
quantity 3
Price List Rate (SAR) 50
invoice Item Rate (SAR) 50
no discount.
Total 150
Total In sales taxes and charges Table 149.99
Diff. One hallah.

e.g 2
quantity 20
Price List Rate (SAR) 15
invoice Item Rate (SAR) 4
discount amount (SAR) 11
Total 80
Total In sales taxes and charges Table 80.1
Diff. One hallah.