Here is useful text regarding the "xarabshx" AutoCAD font, broken down by what it is, common issues, and how to resolve them.
"One or more SHX files are missing. What do you want to ... - Autodesk xarabshx autocad font
If you need to take an old XarabSHX-based drawing into a modern BIM environment (Revit, ArchiCAD) or a word processor (Word, InDesign), you have a problem: SHX fonts are not readable outside AutoCAD. Here is useful text regarding the "xarabshx" AutoCAD
Using Fonts in AutoCAD: