Your SAS code in EG is running on a remote Linux SAS server that is trying to reference your local PC drive via the SAS PC File Server. Where is the SAS PC File Server running? You need to identify the name of it on your LIBNAME statement.
An easier way to import Excel files in EG is via the File / Import Data menu option. Then you don't need to work through all of the setup stuff required for doing the same thing in SAS code.
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