Hello All.
Suddently i got this error in the console. 

web.assets_web.min.js:10731 Error in schema for TourStep {

    "trigger": ".o_app[data-menu-xmlid=\"knowledge.knowledge_menu_root\"]",

    "content": "Get on track and explore our recommendations for your Odoo usage here!",

    "position": "bottom",

    "run": "click"

}

Invalid object: unknown key 'position'

validateStep @ web.assets_web.min.js:10731Understand this errorAI

web.assets_web.min.js:10646 click .o_app[data-menu-xmlid="knowledge.knowledge_menu_root"]