Error Payment Processor: TRANSACTION NOT COMPLETE – Failed on Com Port
Problem statement
Error in sale transaction while payment from Card Reader fails to respond to iVend. (Error Payment Processor: TRANSACTION NOT COMPLETE – Failed on Com Port [9] Access..)
Product version
iVend 6.6
Proposed solution/workaround
Steps - Key point to check .
1 Check the Cable is properly connected Card-reader and System(POS Machine).
2 Check the Allocated Port number from Device Manager must be the same as defined as Management Console.
3 Make sure to restart the POS machine if the issue related connection of software.
Constraints/scenarios -