Viewing error 500 (retired) - SmartPlant Foundation - SmartPlant Foundation 2020 - Help - Hexagon

SmartPlant Foundation and Web Client Modified and Retired Functionality

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SmartPlant Foundation / SDx Version
SmartPlant Markup Plus Version
10.0 (2019)

The following applies if you are using a version of the software before Update 33 and SmartPlant Markup Plus Server 2019 SP 1 or earlier. For the latest information, see File viewing problems.


When viewing a non-Hexagon file in the View and Markup page, the following error appears:

HTTP Status 500 - Internal Server Error

Common Cause

You might encounter this problem if the following ports are not open:

  • Blazon Queue Server (Port 80, which is set during SmartPlant Markup Plus Server installation)

  • Any port that Brava! Enterprise Server might be using

  • Apache Tomcat port specified during SmartPlant Markup Plus Server installation


See Open the secure port in the Windows firewall (retired) for allowing connections to the ports.