Hi all, could you please correct my input, as I got this message, and no results  Code: DATA MD1; INPUT I R RL; CARDS; 1 1 13 1 2 12 1 3 9 2 1 7 2 2 5 2 3 9 3 1 5 3 2 4 3 3 6 8 1 5 8 2 5 8 3 5 ; PROC ANOVA; CLASS I R; MODEL RL = I R; MEANS I / LSD; MEANS I /TUKEY; MEANS I / DUNCAN; RUN;   LOG 1 OPTIONS NONOTES NOSTIMER NOSOURCE NOSYNTAXCHECK; 72 73 DATA MD1; 74 INPUT I R RL; 75 CARDS;   NOTE: Invalid data for I in line 76 1-6. NOTE: Invalid data for R in line 77 1-6. NOTE: Invalid data for RL in line 78 1-5. RULE: ----+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8----+----9----+----0   78 CHAR 1.3.9 ZONE 30303222222222222222222222222222222222222222222222222222222222222222222222222222 NUMR 19399000000000000000000000000000000000000000000000000000000000000000000000000000 NOTE: Invalid data errors for file CARDS occurred outside the printed range. NOTE: Increase available buffer lines with the INFILE n= option. I=. R=. RL=. _ERROR_=1 _N_=1 NOTE: Invalid data for I in line 79 1-5. NOTE: Invalid data for R in line 80 1-5. NOTE: Invalid data for RL in line 81 1-5.   81 CHAR 2.3.9 ZONE 30303222222222222222222222222222222222222222222222222222222222222222222222222222 NUMR 29399000000000000000000000000000000000000000000000000000000000000000000000000000 NOTE: Invalid data errors for file CARDS occurred outside the printed range. NOTE: Increase available buffer lines with the INFILE n= option. I=. R=. RL=. _ERROR_=1 _N_=2 NOTE: Invalid data for I in line 82 1-5. NOTE: Invalid data for R in line 83 1-5. NOTE: Invalid data for RL in line 84 1-5.   84 CHAR 3.3.6 ZONE 30303222222222222222222222222222222222222222222222222222222222222222222222222222 NUMR 39396000000000000000000000000000000000000000000000000000000000000000000000000000 NOTE: Invalid data errors for file CARDS occurred outside the printed range. NOTE: Increase available buffer lines with the INFILE n= option. I=. R=. RL=. _ERROR_=1 _N_=3 NOTE: Invalid data for I in line 85 1-5. NOTE: Invalid data for R in line 86 1-5. NOTE: Invalid data for RL in line 87 1-5.   87 CHAR 8.3.5 ZONE 30303222222222222222222222222222222222222222222222222222222222222222222222222222 NUMR 89395000000000000000000000000000000000000000000000000000000000000000000000000000 NOTE: Invalid data errors for file CARDS occurred outside the printed range. NOTE: Increase available buffer lines with the INFILE n= option. I=. R=. RL=. _ERROR_=1 _N_=4 NOTE: SAS went to a new line when INPUT statement reached past the end of a line. NOTE: The data set WORK.MD1 has 4 observations and 3 variables. NOTE: DATA statement used (Total process time): real time 0.00 seconds cpu time 0.00 seconds     88 ; 89 PROC ANOVA; 90 CLASS I R; 91 MODEL RL = I R; 92 MEANS I / LSD; 93 MEANS I /TUKEY; 94 MEANS I / DUNCAN; 95 RUN;   ERROR: One or more variables are missing or freq or weight is zero on every observation. 96 97 OPTIONS NONOTES NOSTIMER NOSOURCE NOSYNTAXCHECK; 109   ... View more