Guild Wars 2

See the attached screenshot. I bought gems just yesterday and some time during yesterday, it stopped loading.

Operating System: Windows 7 Ultimate 64-bit (6.1, Build 7601) Service Pack 1 (7601.win7sp1_gdr.130801-1533)
Processor: Intel® Core™ i7 CPU 920 @ 2.67GHz (8 CPUs), ~2.7GHz
Memory: 6144MB RAM
Card name: AMD Radeon HD 6850

Fixed by deleting cache as instructed here : https://forum-en.gw2archive.eu/forum/game/players/Gem-Store-Tab-Broken-resolved/3247996