500 or 423 code resulted when try to upgrade the database

Solution Verified - Updated -


  • 500 or 423 code resulted when try to upgrade the database

The following is an image with this error code 500.

  • Message "Error: connect ECONNREFUSED"is shown when try to get access to the MBaaS.

The following is an example of this error message.

Service unavailable, check service exists and is running ok - { [Error: connect ECONNREFUSED]
  errno: 'ECONNREFUSED',
  syscall: 'connect',
  address: ',
  port: 8204 }
  • Message "Failed to start App - App db migration is in progress" is shown when try to start the application.
  • upgrade database fails with error message: "Unexpected Status Code 500"
  • Message Unexpected Status Code 423 is found after try to upgrade the database as following.
21-03-2017 3:12:46:  Checking user API key
21-03-2017 3:12:46:  Stopping app and creating new db for app
Unexpected Status Code 423
  • Can't upgrade database using Data Browser
  • Upgrade database stuck


  • Red Hat Mobile Application Platform

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