Error:  Failures: 
Error:    EdgeApiTest>BaseApiTest.init:82->BaseApiTest.clearData:600->BaseApiTest.clearSchema:541->BaseApiTest.lambda$clearSchema$5:520->BaseApiTest.assertResponseStatus:617 Response with status 400 and content {"exception":"class com.baidu.hugegraph.HugeException","message":"Failed to serialize indexlabels","cause":"com.baidu.hugegraph.HugeException: Can't write json: Undefined vertex label with id: '24' (through reference chain: java.util.ArrayList[0])"} expected:<200> but was:<400>
Error:    GremlinApiTest>BaseApiTest.init:82->BaseApiTest.clearData:600->BaseApiTest.clearSchema:541->BaseApiTest.lambda$clearSchema$5:520->BaseApiTest.assertResponseStatus:617 Response with status 400 and content {"exception":"class com.baidu.hugegraph.HugeException","message":"Failed to serialize indexlabels","cause":"com.baidu.hugegraph.HugeException: Can't write json: Undefined vertex label with id: '24' (through reference chain: java.util.ArrayList[0])"} expected:<200> but was:<400>
Error:  com.baidu.hugegraph.api.IndexLabelApiTest.testDelete(com.baidu.hugegraph.api.IndexLabelApiTest)
Error:    Run 1: IndexLabelApiTest.testDelete:149->BaseApiTest.assertResponseStatus:617 Response with status 400 and content {"exception":"class com.baidu.hugegraph.exception.ExistedException","message":"The index label 'personByAge' has existed","cause":""} expected:<202> but was:<400>
Error:    Run 2: IndexLabelApiTest>BaseApiTest.teardown:92->BaseApiTest.clearData:600->BaseApiTest.clearSchema:541->BaseApiTest.lambda$clearSchema$5:520->BaseApiTest.assertResponseStatus:617 Response with status 400 and content {"exception":"class com.baidu.hugegraph.HugeException","message":"Failed to serialize indexlabels","cause":"com.baidu.hugegraph.HugeException: Can't write json: Undefined vertex label with id: '24' (through reference chain: java.util.ArrayList[0])"} expected:<200> but was:<400>