There are no available Samebug tips for this exception. Do you have an idea how to solve this issue? A short tip would help users who saw this issue last week.

  • GitHub comment 36#241817855
    via GitHub by mgummelt
    • org.apache.s$ Unable to connect to server at at$$apache$spark$deploy$rest$RestSubmissionClient$$postJson(RestSubmissionClient.scala:253) at$$anonfun$createSubmission$3.apply(RestSub$issionClient.scala:93)
    No Bugmate found.