Thanks for responding. Version is 9.4. The Log shows: NOTE: Writing HTML Body file: sashtml.htm NOTE: PROC LOGISTIC is modeling the probability that Infarct='1'. NOTE: Convergence criterion (GCONV=1E-8) satisfied. ERROR: Java virtual machine exception. java.lang.OutOfMemoryError: GC overhead limit exceeded. ERROR: Java virtual machine exception. java.lang.OutOfMemoryError: GC overhead limit exceeded. NOTE: The SAS System stopped processing this step because of errors. NOTE: There were 1048573 observations read from the data set WORK.BAYDATA. WARNING: The data set WORK.ROC may be incomplete. When this step was stopped there were 899988 observations and 7 variables. WARNING: The data set WORK.AGG may be incomplete. When this step was stopped there were 0 observations and 7 variables. NOTE: PROCEDURE LOGISTIC used (Total process time): real time 1:24.00 cpu time 39.86 seconds However, it looks like this was addressed in another past post. ( http://support.sas.com/kb/55/533.html) I'm sorry if I wasted your time. I'll try what the post says. Thank you again for leading me in the right direction. Regards, Adam
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