Invalid page type: 0: 4 about iotex-core HOT 5 CLOSED

# $ ls -a 

.         bin         .codecov.yml     crypto      explorer    iotxaddress  network    simulator  trie
..        blockchain  CODEOWNERS       db          .gitignore  LICENSE.md   pkg        state      txvm
accounts  blocksync   config           dispatch    Gopkg.lock  logger       proto      test       vendor
actpool   .circleci   consensus        Dockerfile  Gopkg.toml  Makefile     README.md  testutil
beacon    cli         CONTRIBUTING.md  e2etest     go.test.sh  misc         server     tools

# $ make clean; make fmt; make build
Cleaning...
go fmt ./...
go build -o ./bin/server -v ./server
go build -o ./bin/actioninjector -v ./tools/actioninjector
go build -o ./bin/addrgen -v ./tools/addrgen
go build -o ./bin/iotc -v ./cli/iotc

go build -o ./bin/server -v ./server
export LD_LIBRARY_PATH=:/home/james/go/src/github.com/iotexproject/iotex-core/crypto/lib:/home/james/go/src/github.com/iotexproject/iotex-core/crypto/lib
./bin/server -config-path=e2etest/config_local_delegate.yaml -log-colorful=true
panic: invalid page type: 0: 4

...