Fix #6780 : fixed the error occuring when dataTypeDisplay value is not present (#6840)

openmetadata-ui/src/main/resources/ui/src/components/EntityTable/EntityTable.component.tsx

@@ -596,6 +596,8 @@ const EntityTable = ({
                       )}
 
                       {cell.column.id === 'dataTypeDisplay' && (
+                        <>
+                          {cell.value ? (
                             <>
                               {isReadOnly ? (
                                 <div className="tw-flex tw-flex-wrap tw-w-60 tw-overflow-x-auto">
@@ -610,7 +612,9 @@ const EntityTable = ({
                                       <PopOver
                                         html={
                                           <div className="tw-break-words">
-                                        <span>{cell.value.toLowerCase()}</span>
+                                            <span>
+                                              {cell.value.toLowerCase()}
+                                            </span>
                                           </div>
                                         }
                                         position="bottom"
@@ -631,6 +635,10 @@ const EntityTable = ({
                                 </>
                               )}
                             </>
+                          ) : (
+                            '--'
+                          )}
+                        </>
                       )}
 
                       {cell.column.id === 'tags' && (