Unable to start Aspen Basic Engineering. There was a problem getting the license: SLM_AspenZyqad. Unable to connect to

Issue
Unable to start Aspen Basic Engineering. There was a problem getting the license: SLM_AspenZyqad. Unable to connect to database

Solution
1. Open Aspen Basic Engineering “Explorer”
"C:\Program Files\AspenTech\Basic Engineering V11.0\UserServices\bin\AZExplorer.exe"
Explorer - ABE V11
2. Open WorkSpace, leave Explorer open
3. Start Hysys and open datasheets.

The XML file is invalid dialogue displays when importing viewpoints in Navisworks

1. To get the XML option in Options > General >
2. Open the Options Editor whilst holding down Shift when you click on the Options button.
3. Under General -> XML, uncheck "Validate XML Files".

Hold the shift key while starting Options.

https://knowledge.autodesk.com/support/navisworks-products/troubleshooting/caas/sfdcarticles/sfdcarticles/Navisworks-2018-Viewpoints-import-error.html

3dWorld on the elements redline is not defined in the DTD/Schema