Getting error with testing mode help

[ProjectTest]

i am using api in testing mode but when i go for payment using redirect url it ask for email i just entered my email which is not a paynow account email and then it shows me error page.is this due to the testing mode?

[iamngoni]

Use your paynow account email if its still in test mode

[muckem]

hie you must make sure you have paynow account the you can be able to test