Labels

Bad thickness for items in hand with HD texturepacks

Bad water, lava, fire and nether portal animations with HD texturepacks

Bad Clock and Compass rendering with HD texturepacks

Models improperly shaded at certain angles.

Lines between all blocks (pink, white, and black) / Custom graphics driver settings

HD Item textures render incorrectly when held or on the ground.

Hi-res texture pack clouds have garbage on edges

White border on grass (and other blocks) when using HD textures

HD font does not display correctly/Inconsistent spacing

Minecraft can't handle 4096x4096 or larger cloud textures

HD Compass PNG prevents Resource Pack from loading properly; results in a combined half-Default, half-custom resource pack

HD fonts are displayed incorrectly the second time you launch minecraft.

Text does not load properly with HD fonts

Graphics Glitch

Weird Resource Pack Block Issue