Sprite Editor Sprite Panel Issue

I'm trying to adjust my sprite slices but as you can see from the screenshot, the UI elements in the Sprite panel are overlapping, I can't alter position, pivot or border. Any ideas? ![alt text][1] **Update -- As reference, this is what it should look like: ![alt text][2] [1]: /storage/temp/140093-0ce5e5937b1e4d4e11119cce819ae3ac.png [2]: /storage/temp/140107-spritepanel.png