Error when syncing articles with highlights into obsidian

[Rainerr123]

When syncing to obsidian it only imports articles without any highlights, if it has highlights i get the following error in obsidian console:

plugin:obsidian-omnivore:14377 Error: Invalid date: null
    at formatDate (plugin:obsidian-omnivore:12293:11)
    at eval (plugin:obsidian-omnivore:12436:24)
    at Array.map (<anonymous>)
    at renderArticleContnet (plugin:obsidian-omnivore:12430:40)
    at OmnivorePlugin.fetchOmnivore (plugin:obsidian-omnivore:14300:33)