Error while creating channel in hyperledger-fabric

Question

$ ./network.sh createChannel
Using docker and docker-compose
Creating channel 'mychannel'.
If network is not up, starting nodes with CLI timeout of '5' tries and CLI delay of '3' seconds and using database 'leveldb
Network Running Already
Using docker and docker-compose
Generating channel genesis block 'mychannel.block'
/e/sample-project-01/fabric-samples/bin/configtxgen
+ configtxgen -profile TwoOrgsApplicationGenesis -outputBlock ./channel-artifacts/mychannel.block -channelID mychannel
2022-08-01 15:31:34.666 IST [common.tools.configtxgen] main -> INFO 001 Loading configuration
2022-08-01 15:31:34.668 IST [common.tools.configtxgen.localconfig] Load -> PANI 002 Error reading configuration: Unsupported Config Type ""
2022-08-01 15:31:34.668 IST [common.tools.configtxgen] func1 -> ERRO 003 Could not find configtx.yaml. Please make sure that FABRIC_CFG_PATH or -configPath is set to a path which contains configtx.yaml
+ res=1
Failed to generate channel configuration transaction...