System Information
Operating system: Windows 10
Graphics card: GTX1060

Blender Version
Broken: 2.80, cf18eb2de39, blender2.8, 2018-12-02

Short description of error
Blender crashes when trying to plug in a normal map into material. The object is an alembic import with animation, created in maya

Exact steps for others to reproduce the error
From Default Startup:

1. import alembic data
2. create material
3. import diffuse image texture and plug into base color of principled bsdf node
4. import normal map image texture and plug it into a normal map node.
5. plug normal from normal map node into normal from pincipled bsdf node.
6. set UV Map to "uv"
7. Crash

From Blend File:

1. plug normal from normal map node into normal from pincipled bsdf node.
2. set UV Map to "uv"
3. Crash