fix(nc-gui): belongsTo cell copy paste issue

packages/nc-gui/composables/useMultiSelect/convertCellData.ts

@@ -246,7 +246,6 @@ export default function convertCellData(
 
       return parsedVal || value
     }
-    case UITypes.LinkToAnotherRecord:
     case UITypes.Lookup:
     case UITypes.Rollup:
     case UITypes.Formula:

packages/nc-gui/composables/useMultiSelect/index.ts

@@ -852,8 +852,7 @@ export function useMultiSelect(
             (columnObj.colOptions as LinkToAnotherRecordType)?.type === RelationTypes.BELONGS_TO
           ) {
             const clipboardContext = JSON.parse(clipboardData!)
-
-            rowObj.row[columnObj.title!] = convertCellData(
+            let pasteVal = convertCellData(
               {
                 value: clipboardContext,
                 to: columnObj.uidt as UITypes,
@@ -863,6 +862,10 @@ export function useMultiSelect(
               isMysql(meta.value?.source_id),
             )
 
+            if (pasteVal === undefined) return
+
+            rowObj.row[columnObj.title!] = pasteVal
+
             const foreignKeyColumn = meta.value?.columns?.find(
               (column: ColumnType) => column.id === (columnObj.colOptions as LinkToAnotherRecordType)?.fk_child_column_id,
             )