My claim documents were complete today but still got rejected. How can I check for misaligned index fields?

I handled a commercial insurance claim today. The client said all documents were submitted, but the carrier still rejected it for 'missing documents.' We opened the document repository and saw the PDFs were there, but when I checked the claim system's document type index, I found the supplemental photos had been scanned as 'general correspondence' instead of being attached to 'damage evidence.'…