Cannot make donation

[Nexxtron]

Not sure if i a in the right place but i cannot make a donation. I keep getting error messages such as this one:

Order ID:	3307************
Payment Amount:	US$ 80
Payment Result:	0048:Signature verification fails:签名校验不通过
The Donation information delivery process may take from 24 to 48h but you can also track your order HERE Can someone direct me as to where I need to go or who can help me? really want to get up and running