https://communities.sas.com/t5/New-SAS-User/How-can-I-solve-the-log-error/m-p/887718#M39395 <PRE><CODE class=" language-sas">DATA name_&amp;AAMM..nom; SET input;<BR />where var=1; RUN;</CODE></PRE> <P>Hi, this code above does not work. I suspect the problem is with the &amp; somewhere. Can you help?</P> Thu, 03 Aug 2023 14:50:20 GMT ari2495 2023-08-03T14:50:20Z https://communities.sas.com/t5/New-SAS-User/How-can-I-solve-the-log-error/m-p/887718#M39395 <PRE><CODE class=" language-sas">DATA name_&amp;AAMM..nom; SET input;<BR />where var=1; RUN;</CODE></PRE> <P>Hi, this code above does not work. I suspect the problem is with the &amp; somewhere. Can you help?</P> Thu, 03 Aug 2023 14:50:20 GMT https://communities.sas.com/t5/New-SAS-User/How-can-I-solve-the-log-error/m-p/887718#M39395 ari2495 2023-08-03T14:50:20Z https://communities.sas.com/t5/New-SAS-User/How-can-I-solve-the-log-error/m-p/887725#M39396 <P>Saying "it does not work" is not enough information to help.&nbsp; Do you get error messages in the log?&nbsp; Can you post the full log from running this step?&nbsp;</P> <P>&nbsp;</P> <P>The &amp; indicates that there is a macro variable named AAMM which is expected to exist.&nbsp; So to understand this code, you would need to know the value of that macro variable, and how the value is assigned.&nbsp; If you turn on the system option SYMBOLGEN:</P> <PRE><CODE class=" language-sas">options symbolgen ;</CODE></PRE> <P>before running the step, the log will show the value the macro variable, which will help in debugging.</P> Thu, 03 Aug 2023 15:02:13 GMT https://communities.sas.com/t5/New-SAS-User/How-can-I-solve-the-log-error/m-p/887725#M39396 Quentin 2023-08-03T15:02:13Z