The rejection pertains to insufficient registration or LPCO to satisfy the AIRS recommendation and they require to declare a 893-safe food for Canadians License for the IID transaction. Based on the AIRS website, those classification needs to provide a dematerialized documents which means Image is not required but need to declare the information.
To fix the rejection, from the LPCO tab > click add record.
Under Canadian Document type, please choose 893 and under the LPCO reference number please add a reference number. It should be in alphanumeric format, letters or numbers or a combination of both may be used. Once done please click save and submit as Amendment if already arrived.