This list represents the reported issues resolved in Autodesk Revit 2018 within build: 20170907_2315.
- Fixed an issue that could cause unresolved pointer references errors when opening files.
- Fixed an issue that could cause instability in Revit when creating a new category in an external material library.
- Improved stability when clicking twice quickly on the OK button in the Material Browser.
- Fixed an issue that could cause instability when editing materials.
- Improved stability when signing out of an Autodesk account, then exiting and restarting Revit.
- Implemented better error handling to improve stability related to the Revit UI state.
- Fixed an issue that could cause menus to disappear from the ribbon after performing a print preview.
- Improved stability in workshared files that contain sun and shadow settings saved in view templates.
- Fixed an issue that could cause instability while upgrading projects that include Multistory Stairs.
- Fixed an issue that could cause instability in Revit when modifying the size of a set of pipe or duct elements.
- Fixed an issue where the value of the rebar partition parameter was deleted when upgrading projects from Revit 2017 and earlier to Revit 2018.
- Fixed an issue so that the extents of a crop box are correctly set using the API.
