The certification matrix has been updated to include information for Assetwise Linear Referencing Service (AWLRS) and Exor 4.8. Please find the updated file here: https://communities.bentley.com/products/assetwise/exor/m/mediagallery/271333. You will need to log into Communities to download it, by clicking the little 'person' icon on the top right and using the same credentials as to log Service Requests.