Crash on opening GH files after new update

Hi,

My gh files are crashing rhino on open after updating to the new service release. How can I roll back to the previous service release?

My definition uses a bunch of plugins some old, some custom.

They do open if I run in safe mode.

Thanks

I updated to SR13

Rhino 6 SR13 2019-2-27 (Rhino 6, 6.13.19058.371, Git hash:master @ 17cd8b51accbe17dd04b48028f49d5e77a67f17b)

Windows 10.0 SR0.0 or greater (Physical RAM: 7.9Gb)
Machine name: PEREGRINE

Non-hybrid graphics.
Primary display and OpenGL: IntelĀ® HD Graphics 620 (Intel) Memory: 1GB, Driver date: 9-26-2018 (M-D-Y). OpenGL Ver: 4.5.0 - Build 24.20.100.6293

OpenGL Settings
Safe mode: Off
Use accelerated hardware modes: On
Redraw scene when viewports are exposed: On

Anti-alias mode: 4x
Mip Map Filtering: Linear
Anisotropic Filtering Mode: Height

Vendor Name: Intel
Render version: 4.5
Shading Language: 4.50 - Build 24.20.100.6293
Driver Date: 9-26-2018
Driver Version: 24.20.100.6293
Maximum Texture size: 16384 x 16384
Z-Buffer depth: 24 bits
Maximum Viewport size: 16384 x 16384
Total Video Memory: 1 GB

Hi - have you tried updating the GPU drivers?