GLKTextureLoader fails when loading a certain texture the first time, but succeeds the second time

Question

I\'m making an iPhone application with OpenGL ES 2.0 using the GLKit. I\'m using GLKTextureLoader to load textures synchronously.

The problem is that for a certain textu

Answer 1

I was also getting

The operation couldn’t be completed. (GLKTextureLoaderErrorDomain error 8.)

when loading a texture late in runtime while several previous textures had loaded successfully closer to launch. I was able to solve the problem by inserting the following line of code before the GLKTextureLoader call:

NSLog(@"GL Error = %u", glGetError());

Sure enough, GL was reporting an error, but it did not require me to address the error in order for GLKTextureLoader to work. Merely getting the GL Error was enough.