https://communities.sas.com/t5/New-SAS-User/Null-error-when-using-the-characterized-tab/m-p/569719#M11855 I keeping getting the Null error as I try to find the characters in my data, can someone advise what I am doing wrong.<BR />SAS is vey new to me. Fri, 28 Jun 2019 07:53:50 GMT Eky 2019-06-28T07:53:50Z https://communities.sas.com/t5/New-SAS-User/Null-error-when-using-the-characterized-tab/m-p/569719#M11855 I keeping getting the Null error as I try to find the characters in my data, can someone advise what I am doing wrong.<BR />SAS is vey new to me. Fri, 28 Jun 2019 07:53:50 GMT https://communities.sas.com/t5/New-SAS-User/Null-error-when-using-the-characterized-tab/m-p/569719#M11855 Eky 2019-06-28T07:53:50Z https://communities.sas.com/t5/New-SAS-User/Null-error-when-using-the-characterized-tab/m-p/569720#M11856 <P>Welcome to the SAS Community <span class="lia-unicode-emoji" title=":slightly_smiling_face:">🙂</span></P> <P>&nbsp;</P> <P>You have to be a bit more specific than this. What have you tried? What went wrong? Show us your code please?</P> Fri, 28 Jun 2019 07:55:43 GMT https://communities.sas.com/t5/New-SAS-User/Null-error-when-using-the-characterized-tab/m-p/569720#M11856 PeterClemmensen 2019-06-28T07:55:43Z https://communities.sas.com/t5/New-SAS-User/Null-error-when-using-the-characterized-tab/m-p/569721#M11857 Hello draycut,<BR /><BR />Working with SAS enterprise guide and using an external file which is opened in the project tree. When I go to the describe tab to view the data character, I get this error “value cannot be null, parameter name: server name cannot be null. Did I save the file wrong? Fri, 28 Jun 2019 08:15:15 GMT https://communities.sas.com/t5/New-SAS-User/Null-error-when-using-the-characterized-tab/m-p/569721#M11857 Eky 2019-06-28T08:15:15Z https://communities.sas.com/t5/New-SAS-User/Null-error-when-using-the-characterized-tab/m-p/569869#M11876 Is the "external file"a sas dataset? If not, you need to import it, before you can use it. Fri, 28 Jun 2019 15:24:38 GMT https://communities.sas.com/t5/New-SAS-User/Null-error-when-using-the-characterized-tab/m-p/569869#M11876 andreas_lds 2019-06-28T15:24:38Z