Solid Edge Part locks up when resizing the Feature Pathfinder if the option 'Show PathFinder in the document view' is unchecked.
Solution
This may be an issue with your video driver. Install the latest driver from the graphics card manufacturer.
Notes and References
Hardware/Software Configuration
Platform: INTEL
OS: window
OS Version: 10_1709
Product: SOLID_EDGE
Application: PART/SHEETMETAL
Version: V109MP4
Function: DISPLAY
Ref: 001-8005728