After Effects Error Asked To Create Unknown Property Of Type Fix ~repack~ -
How to Fix the After Effects Error: "Asked to Create Unknown Property of Type"
Switch the Expression Engine: If expressions are the culprit, try changing the engine. Go to File > Project Settings > Expressions and toggle between JavaScript and Legacy ExtendScript. How to Fix the After Effects Error: "Asked
Solution 1: Check Property Compatibility (Most Common)
If this error occurs when pasting keyframes, ensure the source and destination properties are identical types. [ ] Did you force quit AE properly
- [ ] Did you force quit AE properly (not just close the window)?
- [ ] Have you purged all memory and disk cache?
- [ ] Did you test the project in Safe Mode (third-party plugins disabled)?
- [ ] Did you rename your MediaCore folder to isolate plugins?
- [ ] Did you replace all missing fonts?
- [ ] Did you search expressions for
.toFixed(? - [ ] Did you try importing the damaged AEP as a composition into a fresh project?
- [ ] Did you try opening the project in an older AE version?
- [ ] Do you have a backup from before the error first appeared?
8. System Requirements and Graphics Drivers
Ensure your computer meets the minimum system requirements for After Effects. Also, make sure your graphics drivers are up to date, as outdated drivers can cause issues. as outdated drivers can cause issues.
Positionis a property of typeThreeD_SPACEorTwoD_SPACE.Opacityis a property of typeOneD(one-dimensional value).- A text animator property might be of type
TextSelector.


