cardpresent returns Credit card number is required

[yisman]

hi everyone

im trying the cardpresent api

whatever i try, it wont work

it always returns the same error: Credit card number is required

i even tried the sample code in the sdk, same error

maybe my card reader is wrong? im new to cardpresent stuff.

heres a sample request

https://cardpresent.authorize.net/gateway/transact.dll?x_delim_data=TRUE&x_relay_response=FALSE&x_me...^OLIVER/MARK+++++++++++^1312101156851100000000322000000&x_track2=9999999999999999=13121011568532211001

what am i doing wrong?

thank you!

[RaynorC1emen7 · Accepted solution]

Did you pass the required fields x_market_type and x_device_type. The documentation is here.