populate table from multiple other table - null errorhttps://communities.bentley.com/products/geotechnical1/f/geotechnical-forum/240924/populate-table-from-multiple-other-table---null-errorI&#39;m using 10.02.00.04 working with enterprise database. I&#39;m trying to pre-populate a table with data from 2 other tables. modifying gr005 my rule works fine as long as all the fields I&#39;m pulling from have a value. Otherwise I get this: When I tryen-USTelligent Community 12RE: populate table from multiple other table - null errorhttps://communities.bentley.com/thread/750876?ContentTypeID=1Fri, 27 Jan 2023 12:06:14 GMT6dad98f5-dbc9-4c4d-a9ba-e9da8dc6aa8e:e1c667e5-91e2-481b-915a-2df11506a5deBrett Dening<p>Thank you.&nbsp; with that to work with I got this to work:</p> <p>iif(IsNull([FIELDLITHOLOGY].Color), &#39;x&#39;, [FIELDLITHOLOGY].Color ) as color</p><div style="clear:both;"></div>RE: populate table from multiple other table - null errorhttps://communities.bentley.com/thread/750856?ContentTypeID=1Fri, 27 Jan 2023 09:18:46 GMT6dad98f5-dbc9-4c4d-a9ba-e9da8dc6aa8e:514e89ed-a766-41da-862b-1620159448c1Phil Wade<p>try this...</p> <p>IsNull([FIELDLITHOLOGY].Color, &#39;x&#39; )&nbsp;</p> <p>should be</p> <p>if(IsNull([FIELDLITHOLOGY].Color),&#39;x&#39;,&#39;&#39;)</p><div style="clear:both;"></div>