** Mx startup successful **
  
   **MX-Linux version 1.52b**
 #repeat 11
  Note: beginning of #Repeat section
 !
 ! Ascertainment correction, estimating pi
 !
 
 
 The following MX script lines were read for group  1
 
 G1: MODEL PARAMETERS
 DATA CALC NGROUPS=4 
 BEGIN MATRICES; 
 H FULL 1 1  
 Q FULL 1 1  
 U UNIT 1 1  
 W LOWER 1 1  
 O ZERO 1 1  
 P FULL 1 1 ! ASCERTAINMENT PROBABILITY P  
 T FULL 1 1 ! THRESHOLD  
 X LOWER 1 1 FREE ! A  
 Y LOWER 1 1 FREE ! C  
 Z LOWER 1 1 FREE ! E  
 END MATRICES; 
 MATRIX H .5 
 MATRIX Q .25 
 START .6 ALL 
 BEGIN ALGEBRA; 
 A= X*X';  
 C= Y*Y';  
 E= Z*Z';  
 D= W*W';  
 S= (P) _ (P) _ P+P-P*P ; ! VECTOR OF ASCERTAINMENT PROBABILITIES  
 L=  A+C+D+E   | H@A+C+Q@D _  
 H@A+C+Q@D | A+C+D+E ;  ! DZ COV MATRIX      
 M=  A+C+D+E | A+C+D _  
 A+C+D   | A+C+D+E ;    ! MZ COV MATRIX      
 J= (P+P)*\MNOR(A+C+D+E_O_T_T_U)-P*P*\MNOR(M_O|O_T|T_T|T_U|U);  
 K= (P+P)*\MNOR(A+C+D+E_O_T_T_U)-P*P*\MNOR(L_O|O_T|T_T|T_U|U);  
 END ALGEBRA: 
 END
 
 
 The following MX script lines were read for group  2
 
 G2: MZ TWIN PAIRS
 DATA NINPUT=9 
 LABELS STUDYID STUDYYR ZYGOSITY TWIN1 TWIN2 ASC FREQ PIHAT THRESHOLD 
 ORDINAL FILE=SCZ_MX.DAT2 
  Ordinal data read initiated
  
  We have a problem whose error code is  169
  and which I ran across at line number   42
  of your input script
 ORDINAL FILE=SCZ_MX.DAT2 
             ~~~          
  Error: file not found:
 scz_mx.dat2                                                                     
  Check spelling and existence of file
  Remember that UNIX is case sensitive
  Filenames have a maximum of 80 characters including directory
  Problem occurred in group #   2
!@machine;