Navisworks 2018.2.1 update (available via the Autodesk Desktop App) comes with the following list of bug fixes and improvements:
Enhancements
• LMV users will now see a clear error message when the Navisworks extractor fails
• In Recap, a viewpoint is saved at the origin of each scan
• Navisworks now supports the ability to outline cross-sections
Fixes
IFC Loader
• Imported IFC files now include classification data so that it can be used to create search sets
• Model hierarchy is now preserved when using the Revit_IFC loader, to help find information more efficiently
• Resolved an issue where Revit AddIns for IFC Loader cannot work if Navisworks 2018 is uninstalled, then reinstalled
• Resolved an issue where Navisworks 2018 crashes when an IFC file with reinforced bars is imported
Redlines
Resolved issues where:
• Newly drawn redlines can remove previous redlines
• Redlines with a thickness that is increased to >1 display as dotted lines
CERs
Resolved issues where:
• Navisworks 2018 crashes when an IFC file with reinforced bars is imported
• Navisworks 2018 crashes when importing a dwg file
• Navisworks 2017 crashes when a Civil dwg file is opened
• Navisworks crashes and memory is corrupted when loading an NWD/NWF file that has been sorted
• Navisworks crashes when an appended group of dwg files are opened
• Navisworks Freedom crashes whilst accessing Application Manager
Rendering
Resolved issues where:
• Navisworks 2018 Render spotlight settings are locked
• Measure tool does not display dashed lines to show XYZ distances
Other
Resolved issues where:
• Failure to log into Navisworks with BIM 360 licensing logs you out of all other Autodesk applications
• Build task hierarchy does not work with Navisworks 2014 and 2015 sample files
Release notes – same for all of the Navisworks versions (Freedom, Simulate, and Manage).