[Client thread/ERROR]: Couldn't render entity

[15:11:05] [Client thread/ERROR]: Couldn't render entity
net.minecraft.util.ReportedException: Registering texture
	at net.minecraft.client.renderer.texture.TextureManager.loadTexture(SourceFile:91) ~[TextureManager.class:?]
	at net.minecraft.client.renderer.texture.TextureManager.bindTexture(SourceFile:40) ~[TextureManager.class:?]
	at net.minecraft.client.renderer.entity.Render.bindTexture(SourceFile:51) ~[Render.class:?]
	at net.minecraft.client.renderer.entity.Render.bindEntityTexture(SourceFile:47) ~[Render.class:?]
	at net.minecraft.client.renderer.entity.RendererLivingEntity.renderModel(RendererLivingEntity.java:286) ~[RendererLivingEntity.class:?]
	at net.minecraft.client.renderer.entity.RendererLivingEntity.doRender(RendererLivingEntity.java:149) [RendererLivingEntity.class:?]
	at net.minecraft.client.renderer.entity.RenderLiving.doRender(SourceFile:23) [RenderLiving.class:?]
	at ferrrea234.Mobs.render.RenderDog.renderModelDog(RenderDog.java:22) [RenderDog.class:?]
	at ferrrea234.Mobs.render.RenderDog.doRender(RenderDog.java:30) [RenderDog.class:?]
	at net.minecraft.client.renderer.entity.RenderManager.func_147939_a(RenderManager.java:293) [RenderManager.class:?]
	at net.minecraft.client.renderer.entity.RenderManager.renderEntityStatic(RenderManager.java:271) [RenderManager.class:?]
	at net.minecraft.client.renderer.entity.RenderManager.renderEntitySimple(RenderManager.java:244) [RenderManager.class:?]
	at net.minecraft.client.renderer.RenderGlobal.renderEntities(RenderGlobal.java:471) [RenderGlobal.class:?]
	at net.minecraft.client.renderer.EntityRenderer.renderWorld(EntityRenderer.java:1224) [EntityRenderer.class:?]
	at net.minecraft.client.renderer.EntityRenderer.updateCameraAndRender(EntityRenderer.java:1011) [EntityRenderer.class:?]
	at net.minecraft.client.Minecraft.runGameLoop(Minecraft.java:990) [Minecraft.class:?]
	at net.minecraft.client.Minecraft.run(Minecraft.java:887) [Minecraft.class:?]
	at net.minecraft.client.main.Main.main(SourceFile:148) [Main.class:?]
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.7.0_65]
	at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) ~[?:1.7.0_65]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1.7.0_65]
	at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.7.0_65]
	at net.minecraft.launchwrapper.Launch.launch(Launch.java:134) [launchwrapper-1.9.jar:?]
	at net.minecraft.launchwrapper.Launch.main(Launch.java:28) [launchwrapper-1.9.jar:?]
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.7.0_65]
	at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) ~[?:1.7.0_65]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1.7.0_65]
	at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.7.0_65]
	at GradleStart.bounce(GradleStart.java:107) [start/:?]
	at GradleStart.startClient(GradleStart.java:100) [start/:?]
	at GradleStart.main(GradleStart.java:55) [start/:?]
Caused by: java.lang.NullPointerException
	at net.minecraft.client.resources.SimpleReloadableResourceManager.getResource(SourceFile:52) ~[SimpleReloadableResourceManager.class:?]
	at net.minecraft.client.renderer.texture.SimpleTexture.loadTexture(SourceFile:29) ~[SimpleTexture.class:?]
	at net.minecraft.client.renderer.texture.TextureManager.loadTexture(SourceFile:72) ~[TextureManager.class:?]
	... 30 more