On 2017-08-24 09:35, Man-wai Chang wrote:
https://www.google.com.hk/search?q=clear+icon+cache&ie=utf-8&oe=utf-...
By jove I think you've got it, Mr. Chang....the only thing I changed (environment-wise) was running my latest CCleaner after updating to the latest. That must have cleared out the cache.