https://communities.sas.com/t5/Statistical-Procedures/Problems-Running-a-CFA/m-p/315533#M16624 <P><SPAN>In PROC Calis when running a CFA we are receiving the following error, "T</SPAN>he function value or derivative in the program code is not computable. Try another initial estimation, restrict your parameter, or change your program code<SPAN>". What does this mean?&nbsp;</SPAN></P> Wed, 30 Nov 2016 14:29:22 GMT BBillingsley 2016-11-30T14:29:22Z https://communities.sas.com/t5/Statistical-Procedures/Problems-Running-a-CFA/m-p/315533#M16624 <P><SPAN>In PROC Calis when running a CFA we are receiving the following error, "T</SPAN>he function value or derivative in the program code is not computable. Try another initial estimation, restrict your parameter, or change your program code<SPAN>". What does this mean?&nbsp;</SPAN></P> Wed, 30 Nov 2016 14:29:22 GMT https://communities.sas.com/t5/Statistical-Procedures/Problems-Running-a-CFA/m-p/315533#M16624 BBillingsley 2016-11-30T14:29:22Z https://communities.sas.com/t5/Statistical-Procedures/Problems-Running-a-CFA/m-p/315534#M16625 <P>Post your code. It sounds like there is a domain error in the function or derivative. &nbsp;For example, if a formula conatins the expression sqrt(x), then x cannot be negative.</P> Wed, 30 Nov 2016 14:31:51 GMT https://communities.sas.com/t5/Statistical-Procedures/Problems-Running-a-CFA/m-p/315534#M16625 Rick_SAS 2016-11-30T14:31:51Z