This is the error message:
And I get another one:
[i]Java frames: (J=compiled Java code, j=interpreted, Vv=VM code)
J org.lwjgl.opengl.GL11.nglBindTexture(IIJ)V
J org.newdawn.slick.opengl.InternalTextureLoader.getTexture(Ljava/io/InputStream;Ljava/lang/String;IIIZ[I)Lorg/newdawn/slick/opengl/TextureImpl;
J org.newdawn.slick.opengl.InternalTextureLoader.getTexture(Ljava/io/InputStream;Ljava/lang/String;ZI[I)Lorg/newdawn/slick/opengl/TextureImpl;
J org.newdawn.slick.opengl.TextureLoader.getTexture(Ljava/lang/String;Ljava/io/InputStream;ZI)Lorg/newdawn/slick/opengl/Texture;
J block.depiction.EntityDepiction.render(Ljava/util/ArrayList;)V
J block.depiction.Game.render()V
J block.depiction.Window.render()V
j block.depiction.Window.runProgram()V+92
j block.depiction.Window.<init>()V+188
j block.depiction.Window.main([Ljava/lang/String;)V+3
v ~StubRoutines::call_stub[/i]
I have the whole error saved in a log, if you want I could send you.