How to reproduce:
1. Create a new Unity project using a 3D (URP) Template
2. Observe the Console window

Expected results: No errors in the Console window
Actual results:  Error is thrown in the Console window: 
{code:java}
RenderingCommandBuffer: shader Hidden/Internal-Loading: invalid pass index 1 in DrawMesh
UnityEngine.GUIUtility:ProcessEvent (int,intptr,bool&) {code}
Reproducible with: 2021.3.27f1
Not reproducible with: 2021.3.26f1

Note: error is clearable but always appears when creating a new project. Also reproducible with FPS Microgame Template.