Checking for compatibility with third-party extensions, as the transition from Flash-based CS extensions to newer CC extensions was still in a period of "near-parity". Summary of Use Cases
Unlocking Creativity: A Deep Dive into Adobe InDesign CC 2015 (v11.1.0.122) Adobe InDesign CC 2015 11.1.0.122
While the update was feature-rich, it wasn't without its growing pains. Many users in the Adobe Community reported significant performance issues shortly after the release, including lagging menus and sluggish response times on certain operating systems like OS X Yosemite. Common community fixes included: Checking for compatibility with third-party extensions
Clearing the InDesign cache and preferences by renaming or deleting the "Version 11.0" folder in the system library. Adobe InDesign CC 2015 11.1.0.122