问Kubernetes上的Hyperledger fabric 2.0一切正常软件包安装提交但调用给我错误

EN

peer chaincode invoke -o $ORDERER_URL \
            --ordererTLSHostnameOverride blockchain-orderer1 \
            --tls $CORE_PEER_TLS_ENABLED --cafile $ORDERER_CA \
            --channelID $CHANNEL_NAME --name ${CHAINCODE_NAME} \
            --peerAddresses $CORE_PEER_ADDRESS_ORG1 --tlsRootCertFiles $CORE_PEER_TLS_ROOTCERT_FILE_ORG1 \
            --peerAddresses $CORE_PEER_ADDRESS_ORG2 --tlsRootCertFiles $CORE_PEER_TLS_ROOTCERT_FILE_ORG2 \
            --peerAddresses $CORE_PEER_ADDRESS_ORG3 --tlsRootCertFiles $CORE_PEER_TLS_ROOTCERT_FILE_ORG3 \
            --isInit -c '{\"function\":\"initLedger\",\"Args\":[]}'

Error: endorsement failure during invoke. response: status:500 
message:"make sure the chaincode fabcar has been successfully defined on channel mychannel and try again: chaincode definition for 'fabcar' exists, but chaincode is not installed"