fix: process attachments only if provided

packages/nocodb/src/db/BaseModelSqlv2.ts

@@ -9271,6 +9271,7 @@ class BaseModelSqlv2 {
         }
       }
       if (column.uidt === UITypes.Attachment) {
+        if (column.column_name in data) {
           if (data && data[column.column_name]) {
             try {
               if (typeof data[column.column_name] === 'string') {
@@ -9301,7 +9302,9 @@ class BaseModelSqlv2 {
               oldData &&
               oldData[column.column_name] &&
               Array.isArray(oldData[column.column_name])
-              ? oldData[column.column_name].filter((att) => att.id).map((att) => [att.id, att])
+                ? oldData[column.column_name]
+                    .filter((att) => att.id)
+                    .map((att) => [att.id, att])
                 : [],
             );
 
@@ -9309,8 +9312,11 @@ class BaseModelSqlv2 {
               string,
               { url?: string; path?: string }
             >(
-            data[column.column_name] && Array.isArray(data[column.column_name])
+              data[column.column_name] &&
-              ? data[column.column_name].filter((att) => att.id).map((att) => [att.id, att])
+              Array.isArray(data[column.column_name])
+                ? data[column.column_name]
+                    .filter((att) => att.id)
+                    .map((att) => [att.id, att])
                 : [],
             );
 
@@ -9370,7 +9376,8 @@ class BaseModelSqlv2 {
                 sanitizedAttachment.id = await FileReference.insert(
                   this.context,
                   {
-                  file_url: sanitizedAttachment.url ?? sanitizedAttachment.path,
+                    file_url:
+                      sanitizedAttachment.url ?? sanitizedAttachment.path,
                     file_size: sanitizedAttachment.size,
                     fk_user_id: cookie?.user?.id,
                     fk_model_id: this.model.id,
@@ -9386,6 +9393,7 @@ class BaseModelSqlv2 {
           data[column.column_name] = sanitizedAttachments.length
             ? JSON.stringify(sanitizedAttachments)
             : null;
+        }
       } else if (
         [UITypes.User, UITypes.CreatedBy, UITypes.LastModifiedBy].includes(
           column.uidt,