# API Post Problem

**URL:** <https://forum.kintone.dev/t/api-post-problem/735>\
**Category:** General\
**Created:** [March 10, 2023, 3:45am UTC](https://forum.kintone.dev/t/api-post-problem/735 "2023-03-10T03:45:43Z")\
**Posts on this page:** 2\
**Page:** 1

<div class="post-metadata">

**Author:** ![jmadlansacay](https://yyz1.discourse-cdn.com/flex035/user_avatar/forum.kintone.dev/jmadlansacay/32/313_2.png) [@jmadlansacay](https://forum.kintone.dev/u/jmadlansacay)\
**Post date:** [March 10, 2023, 3:45am UTC](https://forum.kintone.dev/t/api-post-problem/735/1 "2023-03-10T03:45:43Z")

</div>

Hi I am trying to add data thru API in my Kintone application. I am getting error saying that A value does not exist in the datasource for look up. I have checked the datatsource lookup, the value is there, but still I cannot add record to the app.

---

<div class="post-metadata">

**Author:** ![Genji](https://yyz1.discourse-cdn.com/flex035/user_avatar/forum.kintone.dev/genji/32/646_2.png) [@Genji](https://forum.kintone.dev/u/Genji)\
**Post date:** [March 10, 2023, 7:32am UTC](https://forum.kintone.dev/t/api-post-problem/735/2 "2023-03-10T07:32:22Z")

</div>

Hello @jmadlansacay

Welcome to the Kintone Developer Forum & thank you for posting your question!

To better help you out, please provide more information regarding:

- Your current situation
- Your desired outcome
- What you have tried so far
- Error message you got (Screenshots are helpful 👌)
- Code snippet used to make the API call

We suggest using the following template to structure your question:

```md
## Question / Problem

_Got an error message?_
_Building a JS customization?_

## Current Situation
_How is your Kintone App configured?_
_What are you trying to do?_

### Code / Attempts
_Share your code and setup_

### Error Message
_Screenshots are helpful_

## Desired Outcome / Expected Behavior
_Screenshots are helpful_

## Referenced Resources
_List the [tutorials](https://kintone.dev/en/tutorials/), [API docs](https://kintone.dev/en/docs/), & [help article](https://get.kintone.help/en/) you read_

```