Hi. I am using SAS University Edition in Windows 10 environment with VM Ware Workstation Player 12. I am now doing logistic regression and propensity score matching. My data consist of 1.5 million observations and 163 variables. The size of data file is about 450 M. Command consists of several macros and 250 lines. When I run the program, it stops and the message pops up. ERROR: Insufficient space in file WORK.BIRTH.DATA. ERROR: File WORK.BIRTH.DATA is damaged. I/O processing did not complete. NOTE: The SAS System stopped processing this step because of errors. NOTE: There were 1579785 observations read from the data set WORK.BIRTH. WARNING: The data set WORK.BIRTH may be incomplete. When this step was stopped there were 1579785 observations and 167 variables. WARNING: Data set WORK.BIRTH was not replaced because this step was stopped. NOTE: DATA statement used (Total process time): real time 5.18 seconds cpu time 2.08 seconds Part of the code is like this. PROC IMPORT file='/folders/myfolders/epi271/natl2015_ver11_1_2.dta' DBMS=stata OUT=WORK.birth; RUN; data work.birth; set work.birth; newmager9=.; if mager9=1 then newmager9=2; if mager9 ne 1 then newmager9=mager9; id=_N_; run; proc logistic descending; class newmager9 morace newmar newmeduc para_cat overtdm chrhtn ptdhx cesar_cat; model inftr=newmager9 morace newmar newmeduc para_cat overtdm chrhtn ptdhx cesar_cat; output out=psmodel pred=propscore; run; ****************************************************************************************************************************************/ data caco1; set psmodel; propint=propscore; if inftr=1 then case=1; if inftr=0 then control=1; run; proc sort ; by id; *id can be modified as wanted; run; ********* MACRO FOR MATCHING BASED ON PROPENSITY SCORE ******************************************; %macro caco(s, x, m, l, gd); data t3a(keep=id1 propsco1) t3b(keep=id2 propsco2); set caco1; ------------------------------------------------------------------------ This message shows even before logistic regression starts. I cannot understand this situation. Image file is the disk setting of the virtual machine. Is there any way to get around it? Please let me know. Thank you.
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