SecurePay Direct Post plugin not working

Thank you Giang. I purchased SecurePay plugin and whenit returned an error, I purchased DirectPost plugin. Both render an error.
SecurePay prefer us to use DirectPost, as it does not require a SSL certificate. Login details attached. Thank you for your support.

Hello Robert,

This is public forum so please don't put your site information here. Please communicate with me via ticket system so I can help.

Sincerely, Giang