Thank you for the response. The issue is caused by rest API use comma , as separator which breaks the code. Also, single quote is somehow removed by rest call process.
Sent from my iPhone will > On Jul 12, 2018, at 01:05, Gary Yao <g...@data-artisans.com> wrote: > > Hi Will, > > Is the HTTP request hanging, or is the Web UI not able to handle the error? > You > can inspect the HTTP requests and responses using your browser's developer > tools > . When submitting a job, the Web UI issues a POST request to > /jars/<jarid>/run. Also jobmanager.log might give some hints. > > Best, > Gary > >  https://developer.mozilla.org/en-US/docs/Tools/Network_Monitor > >> On Wed, Jul 11, 2018 at 5:39 PM, Will Du <will...@gmail.com> wrote: >> Hi folks, >> I have program working in FLink 1.3 and tested working in v1.5.0 command >> line too. However, it has no response in web UI or rest API. >> The rest call to submit job has no response. All the other rest part >> working, such as list of jars. What are the possible reason here? >> >> The only thing I set in flink-conf.yaml is to make rest.port: 8001, then >> start-cluster.sh >> >> See it works in command line in Flink 1.5.0 >> <screenshot.png> >> But it is hanging there in web UI. >> <p1928.png> >> thanks >> Will >