Kindly let me know how to relate model and model vendor in request management
in hp service manager and linking it to line item category.
From Model table (Request Management > Maintenance > Supporting Files > Model)
- Relate Model and Model Vendor: Tab Vendor.
- Linking it to line item category: Tab Catalog > Catalog Information, field LI Category.
Let me know if the answer solves your issue. If you need more help, describe more what you are trying to archive.