It's all setup correctly as per instructions. I get these errors whenever I click on my camera and the post processing has some kind of meltdown and flickers on and off when I do.
Error 1:
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ArgumentNullException: Value cannot be null.
Parameter name: value
UnityEngine.MaterialPropertyBlock.SetTexture (System.Int32 nameID, UnityEngine.Texture value) (at <c5ed782439084ef1bc2ad85eec89e9fe>:0)
UnityEngine.Rendering.Blitter.BlitTexture (UnityEngine.Rendering.CommandBuffer cmd, UnityEngine.Rendering.RTHandle source, UnityEngine.Vector4 scaleBias, UnityEngine.Material material, System.Int32 pass) (at ./Library/PackageCache/com.unity.render-pipelines.core@14.0.11/Runtime/Utilities/Blitter.cs:261)
UnityEngine.Rendering.Blitter.BlitCameraTexture (UnityEngine.Rendering.CommandBuffer cmd, UnityEngine.Rendering.RTHandle source, UnityEngine.Rendering.RTHandle destination, UnityEngine.Material material, System.Int32 pass) (at ./Library/PackageCache/com.unity.render-pipelines.core@14.0.11/Runtime/Utilities/Blitter.cs:377)
UnityEngine.Rendering.Universal.ScriptableRenderPass.Blit (UnityEngine.Rendering.CommandBuffer cmd, UnityEngine.Rendering.RTHandle source, UnityEngine.Rendering.RTHandle destination, UnityEngine.Material material, System.Int32 passIndex) (at ./Library/PackageCache/com.unity.render-pipelines.universal@14.0.11/Runtime/Passes/ScriptableRenderPass.cs:718)
SnapshotShaders.URP.Blur+BlurRenderPass.Execute (UnityEngine.Rendering.ScriptableRenderContext context, UnityEngine.Rendering.Universal.RenderingData& renderingData) (at Assets/Snapshot Shaders Pro/URP/Scripts/Blur.cs:103)
UnityEngine.Rendering.Universal.ScriptableRenderer.ExecuteRenderPass (UnityEngine.Rendering.ScriptableRenderContext context, UnityEngine.Rendering.Universal.ScriptableRenderPass renderPass, UnityEngine.Rendering.Universal.RenderingData& renderingData) (at ./Library/PackageCache/com.unity.render-pipelines.universal@14.0.11/Runtime/ScriptableRenderer.cs:1507)
UnityEngine.Rendering.Universal.ScriptableRenderer.ExecuteBlock (System.Int32 blockIndex, UnityEngine.Rendering.Universal.ScriptableRenderer+RenderBlocks& renderBlocks, UnityEngine.Rendering.ScriptableRenderContext context, UnityEngine.Rendering.Universal.RenderingData& renderingData, System.Boolean submit) (at ./Library/PackageCache/com.unity.render-pipelines.universal@14.0.11/Runtime/ScriptableRenderer.cs:1463)
UnityEngine.Rendering.Universal.ScriptableRenderer.Execute (UnityEngine.Rendering.ScriptableRenderContext context, UnityEngine.Rendering.Universal.RenderingData& renderingData) (at ./Library/PackageCache/com.unity.render-pipelines.universal@14.0.11/Runtime/ScriptableRenderer.cs:1230)
UnityEngine.Rendering.Universal.UniversalRenderPipeline.RenderSingleCamera (UnityEngine.Rendering.ScriptableRenderContext context, UnityEngine.Rendering.Universal.CameraData& cameraData) (at ./Library/PackageCache/com.unity.render-pipelines.universal@14.0.11/Runtime/UniversalRenderPipeline.cs:664)
UnityEngine.Rendering.Universal.UniversalRenderPipeline.RenderSingleCameraInternal (UnityEngine.Rendering.ScriptableRenderContext context, UnityEngine.Camera camera, UnityEngine.Rendering.Universal.UniversalAdditionalCameraData& additionalCameraData) (at ./Library/PackageCache/com.unity.render-pipelines.universal@14.0.11/Runtime/UniversalRenderPipeline.cs:549)
UnityEngine.Rendering.Universal.UniversalRenderPipeline.RenderSingleCameraInternal (UnityEngine.Rendering.ScriptableRenderContext context, UnityEngine.Camera camera) (at ./Library/PackageCache/com.unity.render-pipelines.universal@14.0.11/Runtime/UniversalRenderPipeline.cs:532)
UnityEngine.Rendering.Universal.UniversalRenderPipeline.Render (UnityEngine.Rendering.ScriptableRenderContext renderContext, System.Collections.Generic.List`1[T] cameras) (at ./Library/PackageCache/com.unity.render-pipelines.universal@14.0.11/Runtime/UniversalRenderPipeline.cs:384)
UnityEngine.Rendering.RenderPipeline.InternalRender (UnityEngine.Rendering.ScriptableRenderContext context, System.Collections.Generic.List`1[T] cameras) (at <c5ed782439084ef1bc2ad85eec89e9fe>:0)
UnityEngine.Rendering.RenderPipelineManager.DoRenderLoop_Internal (UnityEngine.Rendering.RenderPipelineAsset pipe, System.IntPtr loopPtr, UnityEngine.Object renderRequest, Unity.Collections.LowLevel.Unsafe.AtomicSafetyHandle safety) (at <c5ed782439084ef1bc2ad85eec89e9fe>:0)
UnityEngine.GUIUtility:ProcessEvent(Int32, IntPtr, Boolean&)
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Error 2
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Assertion failed
UnityEngine.Rendering.Universal.ScriptableRenderPass:Blit (UnityEngine.Rendering.CommandBuffer,UnityEngine.Rendering.RTHandle,UnityEngine.Rendering.RTHandle,UnityEngine.Material,int)
SnapshotShaders.URP.Blur/BlurRenderPass:Execute (UnityEngine.Rendering.ScriptableRenderContext,UnityEngine.Rendering.Universal.RenderingData&) (at Assets/Snapshot Shaders Pro/URP/Scripts/Blur.cs:103)
UnityEngine.GUIUtility:ProcessEvent (int,intptr,bool&)
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