Internal Server Error while loading redash UI(http://localhost:5000)

I have installed docker, docker-compose, nodejs in the ubuntu 16.04 server.
i have started redash by using “docker-compose up” command. it has started the worker and server also.

But when i load the UI (http://localhost:5000) it is give internal server error.
Please help me out to resolve this error.
I am facing compilations in configuring redash.
Is there any other better software to project the snowplow events details.
i have also posted the same error in redash discussion forum (, below the link of the question i posted here.

Below is the screenshot.

Hi @sandesh - please don’t cross post Redash issues to the Snowplow forums! While we are huge fans of Redash, they are separate pieces of technology.