Gigaherz said i should let you know about this. Thanks

"Hello, so far these crashes have been fixable by the mods using Guidebook adding "after:gbook" as a dependency sorting rule. " gigaherz

gigaherz/Guidebook#56

Thanks for all your hard work!

woooops, I always thought I declared it on the Rocks module too, being guidebook a required dependency.
Fix is under review on the site. should pop out soon.