Error: 3-1-103-P---This transaction cannot be accepted. Error: Failure in Proces

[Graphic 3]

.. Help?

i've double checked the API id and the transaction key everything is correct - it's not in test mode

[Graphic 3]

I was told this but authorize.net

You are not sending a valid transaction key, password, or hash fingerprint with your transaction request recommended security measure.

[strdesign]

I am getting the same error.  can somebody help please?

[Stonedfury]

Did anyone find the fix? It seems to still be an issue.