Dota 2 keeps crashing on Ringmaster update

[parps10]

Your system information

• System information from steam (Steam -> Help -> System Information) in a gist:
• Have you checked for system updates?: [Yes/No]
• Are you using the latest stable video driver available for your system? [Yes/No]
• Have you verified the game files?: [Yes/No]

Please describe your issue in as much detail as possible:

Describe what you expected should happen and what did happen. Please link any large pastes as a Github Gist.

Steps for reproducing this issue: