Article - CS338808

"Login was refused using authentication mechanism PLAIN" when installing an Extension on ThingWorx Platform

Modified: 22-Jul-2021   


Applies To

  • ThingWorx Platform 8.4 to 9.5

Description

  • Cannot install some Extensions on ThingWorx Platform
  • RabbitMQ password is incorrect and thus ThingWorx Flow related Extensions cannot be installed
  • ThingWorx Flow related Extensions are failing to install on ThingWorx Platform
  • Cannot install the Digital Product Traceability (DPT) Extension onto ThingWorx Platform
  • Windchill_Digital_Product_Traceability_extension636.zip will not install on ThingWorx Platform
  • Seeing the following error within the ApplicationLog.log file under <ThingworxStorage>\logs:
    • Exception: java.io.UncheckedIOException: com.rabbitmq.client.AuthenticationFailureException: ACCESS_REFUSED - Login was refused using authentication mechanism PLAIN. For details see the broker logfile.
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