Security Error

Hi,

I have linked the PayPal Pro and Flow accounts. I am trying to test a payment, but I’m getting the following error, when I looks at the logs:

PCCG Paypal Pro Response Array
(
[TIMESTAMP] => 2016-06-09T20:43:41Z
[CORRELATIONID] => 5ee3a3b33f5df
[ACK] => Failure
[VERSION] => 121
[BUILD] => 000000
[L_ERRORCODE0] => 10002
[L_SHORTMESSAGE0] => Security error
[L_LONGMESSAGE0] => Security header is not valid
[L_SEVERITYCODE0] => Error
)

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