# hyperledger-fabric的Error: got unexpected status: BAD\_REQUEST错误（执行Building Your First Network时） 环境：阿里云ECS centos7 问题一： 今天在看hyperledger-fabric文档时，看到有Building Your First Network就顺便试了一下；但是在执行 ./byfn.sh up时出现了下面的错误： Error: got unexpected status: BAD_REQUEST -- error authorizing update: error validating DeltaSet: policy for [Group]  /Channel/Application not satisfied: Failed to reach implicit threshold of 1 sub-policies, required 1 remaining 导致： !!!!!!!!!!!!!!! Channel creation failed !!!!!!!!!!!!!!!! ========= ERROR !!! FAILED to execute End-2-End Scenario =========== 解决方法： 执行 ./byfn.sh -m restart -c mychannel 就可以执行成功了 参考（tang-xun用户的回答）：https://github.com/yeasy/docker-compose-files/issues/51