btvs123 that is handled by the new Cloudflare setup. I've increased rate limit rules from 20 requests every 10 seconds to 50 requests every 10 seconds. WIth increasing number of extensions, there are more requests to be made, which means that you hit the limit. Apologies for the inconvenience, this should hopefully not be the case anymore...
tom23 SKevo (I am pretty sure that I missed some PHP module related to image encoding, but to verify that I need to check your forum logs, and to do that, I need to know the forum URL that is affected)