图像卡住 - src / ng-src的“待处理”网络状态

I'm writing an application whose data has multiple image links, that I assign into ng-src (Angular's src directive). every once in a while, the image is stuck and I see a 'pending' status on the network debugging tab. The image got received after a minute or so. during that same minute, I take the image URL and put it in a different browser, and the image is shown immediatelyI'm writing an application whose data has multi