Well this issue started from thermal update previously i never see this problem in 208689(non thermal update) today i tested 208689 and 211417 and here is results
Purple textures is in backpacks and guns i think this is shader error like Risu said and im not alone here having same problem.
Steps to Reproduce
Just opening ONITUand creating new game and i see this.
This issue has been fixed in either a future version or updated in a previous version.