Good Day! I am using using SAS Essentials, by Elliot and Woodward, to get my feet wet with SAS. The following code displays a list of the data after importing the file somedata (in the directory it is somedata.sas7bdat):  *******************************************************  * From SAS ESSENTIALS, Jossey Bass/Wiley              *  * (C) 2010 Elliott, Alan C. and Woodward, Wayne A.    *  *******************************************************;  PROC DATASETS;  CONTENTS DATA= "/folders/myfolders/sasdata/somedata";  RUN;     However, the authors say to display information about all data sets in the  sasdata library I should  CONTENTS DATA= "/folders/myfolders/sasdata/somedata._ALL_";but I do     PROC DATASETS;  CONTENTS DATA= "/folders/myfolders/sasdata/sasdata._ALL_";  RUN;     Log is:   1 OPTIONS NONOTES NOSTIMER NOSOURCE NOSYNTAXCHECK;  55  56 *******************************************************  57 * From SAS ESSENTIALS, Jossey Bass/Wiley *  58 * (C) 2010 Elliott, Alan C. and Woodward, Wayne A. *  59 *******************************************************;  60 PROC DATASETS;  61 CONTENTS DATA= "/folders/myfolders/sasdata/sasdata._ALL_";  ERROR: Extension for physical file name "/folders/myfolders/sasdata/sasdata._ALL_" does not correspond to a valid member type.  NOTE: Enter RUN; to continue or QUIT; to end the procedure.  62 RUN;     NOTE: Statements not processed because of errors noted above.  63  64  65 OPTIONS NONOTES NOSTIMER NOSOURCE NOSYNTAXCHECK;    77     Any suggestions?    Most appreciative     PS I am using SAS University ed on Windows 7 VM Virtual Box Manager  
						
					
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