RCM failed to start check port configuration

When processing credit card payments in Cashiering, An error occurred adding a tender, another transaction is already in process.

There are no errors in the Hardware console. RCM has a red indicator in the system tray and states RCM failed to start. Check port configuration

• Cashiering

• OpenEdge

• RCM

• Credit card

• Hardware

RCM services are not running

Restart RCM services

1. Right click RCM in the system tray

2. Click Exit

3. Launch RCM from the Windows Start menu

4. Restart PC after RCM is restarted

If port configuration error persists, please contact OpenEdge support for assistance. 

An error occurred adding a tender, another transaction is already in process can allow occur if the cashier clicks Complete again in Cashiering while the credit card reader is already actively processing the payment.