Facebook Conversions API for CRM troubleshooting

below you'll find guidance on common issues or errors you may encounter while using the facebook conversions api for crm app \#100 missing permission (100, oauth exception) this error can appear when the facebook module is loading data from your facebook or facebook business manager account you need to grant {{product name}} additional permissions in your facebook account to do it, follow the steps log in to your facebook account in the upper right corner, click your profile icon click settings & privacy > settings in the left sidebar, under the your activity and permissions section, click business integrations find the make app and click view and edit in the pop up window, select all the permissions and click save log in to your {{product name}} account in the left sidebar, click connections , and find the connection that you use for facebook conversions api for crm click reauthorize if prompted, reauthorize account and confirm access error validating access token this error indicates that your session in facebook or facebook business manager has expired, possibly due to a password change to resolve it, reauthorize the connection in {{product name}} log in to your {{product name}} account in the left sidebar, click connections , and find the connection that you use for facebook conversions api for crm click reauthorize if prompted, reauthorize account and confirm access list of modules to start with in scenarios with the most common crm apps start by selecting one of the following crm modules you want to connect to facebook and upload lead events the following table provides the apps and the modules to start with these apps using {{product name}} crm module to start with notes hubspot watch records monitors both creations and updates salesforce watch records monitors both creations and updates zoho watch objects monitors both creations and updates bitrix watch leads/deals the modules should be set to watch by modified time microsoft dynamics search records the watch records will only give you creations but not updates, so you will have to go with search and filter for records that have been edited since the last run