Hi everyone, Sometimes the Excel extension resources I import are inaccessible due to node error, I want to check if this table is accessible with a macro, otherwise I want to unload this table and load it again with the .sashdat extension. is this possible? for example to algorithm(I am a beginner about sas syntax, I gave a general description); if x table can accessible    do nothing else     unload x table    load x table.sashdat ... View more