Zwift Crash with Log

Zwift crashed halfway thru Tour of Watopia stage 4. No error or anything, it just completely closed with no explanation. Anyone know what this means in the log file?

[12:51:31] Hit checkpoint 68 out of 235 on route: " Road to Ruins"

[12:51:31] [FTMS] Updated state from 15 to 7 and opcode from 127 to 17

[12:51:31] [FTMS] SIM Grade -0.77% → -0.79%

[12:51:31] [FTMS] Updated state from 7 to 15 and opcode from 17 to 127

[12:51:34] [INFO] UDP host 18.236.148.44:3024 (secure)

[12:51:34] [INFO] Connecting to UDP server…