我有一个设置，一直可以使用到今天。从早上开始，我无法创建新频道或安装新的链码。现有的链码正在运行。 尝试安装新的链码或创建新频道时，遇到lscc链码超时错误。
这是日志，有人可以帮忙吗？
2018-07-18 05:44:59.527 UTC [endorser] SimulateProposal -> ERRO 0d0 [][51efedf7] failed to invoke chaincode name:"lscc" , error: timeout expired while executing transaction
github.com/hyperledger/fabric/core/chaincode.(*Handler).Execute
/opt/gopath/src/github.com/hyperledger/fabric/core/chaincode/handler.go:919
github.com/hyperledger/fabric/core/chaincode.(*ChaincodeSupport).execute
/opt/gopath/src/github.com/hyperledger/fabric/core/chaincode/chaincode_support.go:253
github.com/hyperledger/fabric/core/chaincode.(*ChaincodeSupport).Invoke
/opt/gopath/src/github.com/hyperledger/fabric/core/chaincode/chaincode_support.go:239
github.com/hyperledger/fabric/core/chaincode.(*ChaincodeSupport).Execute
/opt/gopath/src/github.com/hyperledger/fabric/core/chaincode/chaincode_support.go:179
github.com/hyperledger/fabric/core/endorser.(*SupportImpl).Execute
/opt/gopath/src/github.com/hyperledger/fabric/core/endorser/support.go:141
github.com/hyperledger/fabric/core/endorser.(*Endorser).callChaincode
/opt/gopath/src/github.com/hyperledger/fabric/core/endorser/endorser.go:136
github.com/hyperledger/fabric/core/endorser.(*Endorser).SimulateProposal
/opt/gopath/src/github.com/hyperledger/fabric/core/endorser/endorser.go:287
github.com/hyperledger/fabric/core/endorser.(*Endorser).ProcessProposal
/opt/gopath/src/github.com/hyperledger/fabric/core/endorser/endorser.go:501
github.com/hyperledger/fabric/core/handlers/auth/filter.(*expirationCheckFilter).ProcessProposal
/opt/gopath/src/github.com/hyperledger/fabric/core/handlers/auth/filter/expiration.go:61
github.com/hyperledger/fabric/core/handlers/auth/filter.(*filter).ProcessProposal
/opt/gopath/src/github.com/hyperledger/fabric/core/handlers/auth/filter/filter.go:31
github.com/hyperledger/fabric/protos/peer._Endorser_ProcessProposal_Handler
/opt/gopath/src/github.com/hyperledger/fabric/protos/peer/peer.pb.go:112
github.com/hyperledger/fabric/vendor/google.golang.org/grpc.(*Server).processUnaryRPC
/opt/gopath/src/github.com/hyperledger/fabric/vendor/google.golang.org/grpc/server.go:923
github.com/hyperledger/fabric/vendor/google.golang.org/grpc.(*Server).handleStream
/opt/gopath/src/github.com/hyperledger/fabric/vendor/google.golang.org/grpc/server.go:1148
github.com/hyperledger/fabric/vendor/google.golang.org/grpc.(*Server).serveStreams.func1.1
/opt/gopath/src/github.com/hyperledger/fabric/vendor/google.golang.org/grpc/server.go:637
runtime.goexit
/opt/go/src/runtime/asm_amd64.s:2361
error sending
failed to execute transaction 51efedf7934af10cc3d6627c85262df4542d3186127c94f2a7156bb0111b2f72
github.com/hyperledger/fabric/core/chaincode.(*ChaincodeSupport).Execute
/opt/gopath/src/github.com/hyperledger/fabric/core/chaincode/chaincode_support.go:181
github.com/hyperledger/fabric/core/endorser.(*SupportImpl).Execute
/opt/gopath/src/github.com/hyperledger/fabric/core/endorser/support.go:141
github.com/hyperledger/fabric/core/endorser.(*Endorser).callChaincode
/opt/gopath/src/github.com/hyperledger/fabric/core/endorser/endorser.go:136
github.com/hyperledger/fabric/core/endorser.(*Endorser).SimulateProposal
/opt/gopath/src/github.com/hyperledger/fabric/core/endorser/endorser.go:287
github.com/hyperledger/fabric/core/endorser.(*Endorser).ProcessProposal
/opt/gopath/src/github.com/hyperledger/fabric/core/endorser/endorser.go:501
github.com/hyperledger/fabric/core/handlers/auth/filter.(*expirationCheckFilter).ProcessProposal
/opt/gopath/src/github.com/hyperledger/fabric/core/handlers/auth/filter/expiration.go:61
github.com/hyperledger/fabric/core/handlers/auth/filter.(*filter).ProcessProposal
/opt/gopath/src/github.com/hyperledger/fabric/core/handlers/auth/filter/filter.go:31
github.com/hyperledger/fabric/protos/peer._Endorser_ProcessProposal_Handler
/opt/gopath/src/github.com/hyperledger/fabric/protos/peer/peer.pb.go:112
github.com/hyperledger/fabric/vendor/google.golang.org/grpc.(*Server).processUnaryRPC
/opt/gopath/src/github.com/hyperledger/fabric/vendor/google.golang.org/grpc/server.go:923
github.com/hyperledger/fabric/vendor/google.golang.org/grpc.(*Server).handleStream
/opt/gopath/src/github.com/hyperledger/fabric/vendor/google.golang.org/grpc/server.go:1148
github.com/hyperledger/fabric/vendor/google.golang.org/grpc.(*Server).serveStreams.func1.1
/opt/gopath/src/github.com/hyperledger/fabric/vendor/google.golang.org/grpc/server.go:637
runtime.goexit
/opt/go/src/runtime/asm_amd64.s:2361