Shaofeng SHI created KYLIN-2074:
-----------------------------------
Summary: Error happens when click the "SQL" section of cube
Key: KYLIN-2074
URL: https://issues.apache.org/jira/browse/KYLIN-2074
Project: Kylin
Issue Type: Bug
Components: REST Service
Affects Versions: v1.5.4.1
Reporter: Shaofeng SHI
Assignee: Zhong,Jason
Priority: Minor
Qiutongxin (qiutongxin at jd.com) from mailing list reported this bug: an error
thrown when click the "SQL" tab of a cube, in kylin.log there is this NPE:
{code}
ERROR [http-bio-8070-exec-2] controller.BasicController:44 :
java.lang.NullPointerException
at
org.apache.kylin.engine.EngineFactory.batchEngine(EngineFactory.java:44)
at
org.apache.kylin.engine.EngineFactory.getJoinedFlatTableDesc(EngineFactory.java:58)
at
org.apache.kylin.rest.controller.CubeController.getSql(CubeController.java:154)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
{code}
Checking the REST call between web and server, the segment name be passed in
the REST URL is 'null':
http://localhost:7070/kylin/api/cubes/embedded_cube/segs/null/sql
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