I don’t know if this will help, but this is what windows reported when it crashed:
Source
Boundless
Summary
Stopped working
Date
4/16/2017 8:16 PM
Status
Report sent
Description
Faulting Application Path: C:\Program Files (x86)\Steam\steamapps\common\Boundless\boundless.exe
Problem signature
Problem Event Name: APPCRASH
Application Name: boundless.exe
Application Version: 0.0.0.1
Application Timestamp: 58de2cee
Fault Module Name: boundless.exe
Fault Module Version: 0.0.0.1
Fault Module Timestamp: 58de2cee
Exception Code: c0000005
Exception Offset: 0000000000427566
OS Version: 10.0.15063.2.0.0.256.48
Locale ID: 1033
Additional Information 1: 6cde
Additional Information 2: 6cde80780f0aca35112c38b15b6617c5
Additional Information 3: 1c01
Additional Information 4: 1c01671ac51d68d0e47c0b856479c23e
Extra information about the problem
Bucket ID: 2fcd9757b9671858c6bec823553764c6 (120728134654)