Giving an item and a block the same name crashes the game when rendering one of them

[Danielxs01]

As stated in the title: If you give a block and an item the same registry name the game crashes while trying to render one of them.

Used MC Version: 1.12.2
Used UMC Version: latest

The full exception is included in the txt file: exception.txt

First few lines:

[19:42:06] [main/FATAL] [net.minecraft.client.Minecraft]: Reported exception thrown!
net.minecraft.util.ReportedException: Rendering item
at net.minecraft.client.renderer.EntityRenderer.updateCameraAndRender(EntityRenderer.java:1204) ~[EntityRenderer.class:?]
at net.minecraft.client.Minecraft.runGameLoop(Minecraft.java:1207) ~[Minecraft.class:?]
at net.minecraft.client.Minecraft.run(Minecraft.java:441) [Minecraft.class:?]
at net.minecraft.client.main.Main.main(Main.java:118) [Main.class:?]
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_261]
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_261]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_261]
at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.8.0_261]
at net.minecraft.launchwrapper.Launch.launch(Launch.java:135) [launchwrapper-1.12.jar:?]
at net.minecraft.launchwrapper.Launch.main(Launch.java:28) [launchwrapper-1.12.jar:?]
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_261]
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_261]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_261]
at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.8.0_261]
at net.minecraftforge.gradle.GradleStartCommon.launch(GradleStartCommon.java:97) [start/:?]
at GradleStart.main(GradleStart.java:25) [start/:?]
Caused by: java.lang.NullPointerException
at net.minecraft.client.renderer.RenderItem.getItemModelWithOverrides(RenderItem.java:245) ~[RenderItem.class:?]
at net.minecraft.client.renderer.RenderItem.renderItemAndEffectIntoGUI(RenderItem.java:347) ~[RenderItem.class:?]
at net.minecraft.client.renderer.RenderItem.renderItemAndEffectIntoGUI(RenderItem.java:336) ~[RenderItem.class:?]
at net.minecraft.client.gui.inventory.GuiContainerCreative.drawTab(GuiContainerCreative.java:979) ~[GuiContainerCreative.class:?]
at net.minecraft.client.gui.inventory.GuiContainerCreative.drawGuiContainerBackgroundLayer(GuiContainerCreative.java:804) ~[GuiContainerCreative.class:?]
at net.minecraft.client.gui.inventory.GuiContainer.drawScreen(GuiContainer.java:93) ~[GuiContainer.class:?]
at net.minecraft.client.renderer.InventoryEffectRenderer.drawScreen(InventoryEffectRenderer.java:59) ~[InventoryEffectRenderer.class:?]
at net.minecraft.client.gui.inventory.GuiContainerCreative.drawScreen(GuiContainerCreative.java:686) ~[GuiContainerCreative.class:?]
at net.minecraftforge.client.ForgeHooksClient.drawScreen(ForgeHooksClient.java:368) ~[ForgeHooksClient.class:?]
at net.minecraft.client.renderer.EntityRenderer.updateCameraAndRender(EntityRenderer.java:1177) ~[EntityRenderer.class:?]
... 15 more