Why do textures sometimes look messed up? - Video Tutorial

Glitchy textures can sometimes be indicative of a problem with files in with your Second Life® viewer's cache. Try the steps indicated in our article on clearing your cache. Updating your graphics card drivers can also help in some cases.

In case the problem isn't Second Life-specific (such as hardware failure), running a stress test such as the ones available at the following links may help isolate the problem:

• FurMark
• rthdribl demo

You can also try rebaking textures, as explained in this handy video tutorial: