Basically, each font in each size uses some handles in a renderer. At 10000 handles, the tab renderer dies. They have a font cache but never clear it.
When enough render processes together use too many GDI handles, the whole Windows desktop breaks down.
Basically, each font in each size uses some handles in a renderer. At 10000 handles, the tab renderer dies. They have a font cache but never clear it. When enough render processes together use too many GDI handles, the whole Windows desktop breaks down.