[v1.2.1] Sbeneh Outskirts grass disappearing glitch

When I go near the grass field west of Outskirts flag, the grass disappears. It reappears when I move back.

Tested on Sbeneh Outskirts Co-Op Standard

Profile setting set to Low.

Profile Information
-------------------
Profile 0001: Test
Type: Offline
Last Used Profile: True
View Intro: True
Fullscreen: False
Display Mode: 1024x768@60Hz
Display Mode Valid: True
Graphics Scheme: Low
Multisampling: Off
VSync: False
Terrain Quality: Low
Effects Quality: Low
Geometry Quality: Low
Texture Quality: Low
Lighting Quality: Low
Dynamic Shadows: Low
Dynamic Lights: Low
Texture Filtering: Low
Audio Provider: Software
Provider Valid: True
Audio Quality: Medium
EAX: True