Fix crash in markCallbacksStarted
Fix crash in markCallbacksStarted

Discordius/Telescope,Discordius/Lesswrong2,Discordius/Lesswrong2,Discordius/Lesswrong2,Discordius/Telescope,Discordius/Lesswrong2,Discordius/Telescope,Discordius/Telescope