The SAS log isn't that helpful. Try adding GUESSINGROWS = <row number> to your PROC IMPORT. If the number of rows in the CSV isn't large set <row number> to the total number of rows.
You are using SAS University Edition or SAS Academic On-Demand ? if University , try /folders/myfolders/........... if Academic , try right click the library name or folder at left side, and check propority .
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