I'm experiencing the very strange issue - the icons for my extension panel are not displayed at all in InDesign - unless I rename them to Kuler's icons:
PP_kulerIcon_R.png & PP_kulerIcon_N.png. If I rename them to, for example, to PP_kulerIcon1_R.png & PP_kulerIcon_N.png - in rollover state instead of my icon, the default "folder with a brick" icon will be displayed (instead of PP_kulerIcon1_R.png).
There's no such problem in Photoshop or Illustrator - in these programs the extension icon is being displayed correctly.
Only in InDesign. I install the extension from Extension Manager and specify icons with
Is it a bug, or is it a bug in my eyes?
Trash your prefs.
It looks to me like icons or changed menu positions do not show until prefs are trashed...