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Legacy Platforms » Helcim Virtual Terminal » Helcim Gateway API » Testing Codes »

Error Testing Codes

If you would like to simulate an error while testing (test=1) use the CVV2 codes below:

Code Description
200 Transaction amount error - please try again, or contact the merchant
201 Transaction amount over merchant limit - please contact the merchant
202 DECLINED - CVV2 mismatch, please verify value entered
203 DECLINED - credit card failed negative check, please try again with a different card
204 DECLINED - credit card declined
205 DECLINED - system busy, please try again
206 DECLINED - expired credit card
207 DECLINED - invalid credit card
208 Invalid data submitted for VOID
209 DECLINED - system busy, please try again
210 Please retry transaction
211 Invalid transaction id for void
212 Invalid request
213 Transaction error - please try again or contact the merchant for help