I am receiving an error of unable to issue E-Voucher, what is wrong? 

Please contact the GDS Help Desk so they can check as this could be one of two errors, either the IATA is not set up for E-Voucher or there is no rate/value to issue the voucher against. Examples below:

2 CCR ZI KK1 PUF 29OCT 31OCT FVMR/BS-20237696/ARR-0830 /LC-PUFX01/NM-TEST,AVIS/PUP-PUFX01*GARE SNCF 64000 PAU /RC-SD-BEST/RT-1650/VV-FULL CREDIT/CF-36170973FR6 **SEE RTSVCC** **AVIS** RATE CODE REQUIRED FOR E-VOUCHER RP/PARHX215G/PARHX215G