Hyperledger Fabric/Composer: Error reading configuration: While parsing config: yaml: unknown anchor ‘OrdererDefaults’ referenced

Problem: While trying to start the Hyperledger Fabric or Hyperledger Composer network, you might get the following error: Generating orderer genesis block and channel config transaction with configtxgen 2018-08-22 11:28:37.034 UTC [common/tools/configtxgen] main -> WARN 001 Omitting the channel ID for configtxgen is deprecated. Explicitly passing the channel ID will be required in the future, … Read more