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2.1. You must type API names of fields in 'Incident Key Field', 'Resolve Time Field' and 'Fields' exactly as they are on the object (e.g. CA10__caUuid__c, CA10__disappearanceTime__c, etc). To locate API names of fields on a specific object, go to Setup in the main menu → Objects under the section 'Create' → select the object in question → the section 'Custom Fields & Relationships' → locate the field's API name.
2.2. The field 'Incident Key Field' acts like dedup_key (see PagerDuty documentation) and will be used by PagerDuty for searching an incident when it is being edited. If this field is not defined, CA10__caUuid__c will be used.
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