To avoid spam type today's date at the beginning of your reply.
also include method of possible fixes for us to take into consideration.
We are a team of 6 developers with a very custom Magento 1.7 site.
We are not able to figure out these two errors
We cannot update order status to complete status with tracking number in my Magento. (we get "mysql database is gone" type of errors making the site crash completely)
PayPal is not working with internal credits neither coupons.
(it is not transferring the right data from Magento to PayPal site.)
we have this extensions for coupons