Latent Rotting Fissure + Perfect Emerald + Ko Rune + Western Worldstone Shard Renewed Rotting Fissure
Latent Cold Rupture + Perfect Sapphire + Lum Rune + Eastern Worldstone Shard Renewed Cold Rupture
Latent Crack of the Heavens + Perfect Topaz + Fal Rune + Southern Worldstone Shard Renewed Crack of the Heavens
Latent Flame Rift + Perfect Ruby + Io Rune + Deep Worldstone Shard Renewed Flame Rift
Latent Bone Break + Perfect Amethyst + Pul Rune + Northern Worldstone Shard Renewed Bone Break
Latent Black Cleft + Perfect Diamond + Mal Rune + Southern Worldstone Shard + Deep Worldstone Shard + Northern Worldstone Shard
He has the right recipe, same thing happened to my friend. Worked just fine when I did it though, can try restarting game, make sure the cube is in your actual characters inventory, and make sure no other sunders in your personal stash