How to > Advanced features and topics > Analyze > Clash analysis overview
  
Clash analysis overview
Clash analysis is an extension of the clash check function. Clash analysis creates permanent data. Use clash analysis to
Store and reuse clash check definitions and results between sessions.
Run clash analysis on the same parts or assemblies in different configurations.
Annotate and classify existing clash issues.
Run saved clash check definitions on revised models to track common volume problems and touching parts.
The green clash analysis icon in the Structure Browser indicates that the analysis is up-to-date with the current assembly. A blue icon indicates that the analysis is out-of-date. Right-click the icon to recalculate the analysis.