Is it only on my machine?
Thankfully, yes. That is not the Id icon.
Are you using build 244?
Not sure how to look up build...it says I'm using Indesign 9.0
On my iMac Cmd + Tab displaying correct icon. On Windows Alt + Tab, the icon is missing.
[Moved the discussion to InDesign Forum]
Can you please look into this location: C:\Program Files\Adobe\Adobe InDesign CC (64 bit)\Configuration\ and see if the icon.png file exists. If yes then tell me its size on disk.
Size on disk is 4kB.Logical size is 1065 bytes.
If you have older versions of InDesign installed, then reinstall all versions of InDesign in ascending order.
Did you uninstall a previous version of ID on the Windows box AFTER installing CC?
You mean just InDesign's or whole Creative Suites?
No - i did not uninstall previous version.
Lets try resetting the windows icon cache:
To fix this problem, follow these steps:
It didn't help. InDesign CC Debug dosn't show the icon neither.
This is reproducible on multiple systems and hence logged as a bug. Please bear with us for next update/release for a bug fix.