topic Look for Nulls in a Multi-Valued Lookup - String Attribute in QlikView https://community.qlik.com/t5/QlikView/Look-for-Nulls-in-a-Multi-Valued-Lookup-String-Attribute/m-p/368848#M492675 <HTML><HEAD></HEAD><BODY><P>Hello,</P><P>Can anyone help me with how to set an expression to locate nulls in a multi-valued lookup attribute?&nbsp; I tried if(isnull([Organizations Impacted Inv]),'True') however the results are obviously off.</P><P></P><P>Thank you in advance,</P><P>Chintal</P></BODY></HTML> Tue, 26 Jun 2012 14:44:10 GMT 2012-06-26T14:44:10Z Look for Nulls in a Multi-Valued Lookup - String Attribute https://community.qlik.com/t5/QlikView/Look-for-Nulls-in-a-Multi-Valued-Lookup-String-Attribute/m-p/368848#M492675 <HTML><HEAD></HEAD><BODY><P>Hello,</P><P>Can anyone help me with how to set an expression to locate nulls in a multi-valued lookup attribute?&nbsp; I tried if(isnull([Organizations Impacted Inv]),'True') however the results are obviously off.</P><P></P><P>Thank you in advance,</P><P>Chintal</P></BODY></HTML> Tue, 26 Jun 2012 14:44:10 GMT https://community.qlik.com/t5/QlikView/Look-for-Nulls-in-a-Multi-Valued-Lookup-String-Attribute/m-p/368848#M492675 2012-06-26T14:44:10Z