Github user Leemoonsoo commented on the issue: https://github.com/apache/zeppelin/pull/2137 Thanks @FRosner reviewing the PR. > ``` INFO [2017-03-15 10:41:22,547] ({main} Helium.java[loadConf]:114) - Add helium local registry /usr/local/zeppelin/helium > INFO [2017-03-15 10:41:22,548] ({main} Helium.java[loadConf]:111) - Add helium online registry https://s3.amazonaws.com/helium-package/helium.json > WARN [2017-03-15 10:41:22,552] ({main} Helium.java[loadConf]:122) - /usr/local/zeppelin/conf/helium.json does not exists > ERROR [2017-03-15 10:43:30,270] ({main} HeliumOnlineRegistry.java[getAll]:73) - Connect to s3.amazonaws.com:443 [s3.amazonaws.com/52.216.82.43] failed: Connection timed out (Connection timed out) > ``` Zeppelin tries to download available helium package list (which is filtered list of npm and maven registry). The new error is related with this process. This is a bit different issue and let me try solve it in different PR.
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