> ## Documentation Index
> Fetch the complete documentation index at: https://docs.superoffice.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Delete Udef Field Info

> Delete a ProjectEntity user-defined field's details based on the prog-id or label.

Deletes the admin version of the field. The layout needs to be published before the change is visible.



## OpenAPI

````yaml /openapi/rest/openapi-v3-Project.json delete /api/v1/Project/UdefLayout/{progidOrLabel}
openapi: 3.0.0
info:
  version: v1-REST
  title: SuperOffice REST API v1
  description: SuperOffice REST API - Project
  contact:
    name: SuperOffice DevNet
    url: https://docs.superoffice.com/en/api/index.html
    email: sdk@superoffice.com
servers:
  - url: http://localhost:56350
  - url: https://localhost:56350
security: []
tags: []
externalDocs:
  description: >-
    The SuperOffice DevNet Community has more documentation, examples, and
    discussion forums.
  url: https://community.superoffice.com/en/developer/
paths:
  /api/v1/Project/UdefLayout/{progidOrLabel}:
    delete:
      tags:
        - Project
      summary: Delete Udef Field Info
      description: >-
        Delete a ProjectEntity user-defined field's details based on the prog-id
        or label.


        Deletes the admin version of the field. The layout needs to be published
        before the change is visible.
      operationId: v1ProjectEntity_DeleteUdefFieldInfo
      parameters:
        - name: progidOrLabel
          in: path
          description: The udef field id, case-sensitive prog-id, or field label.
          required: true
          schema:
            type: string
        - name: SO-AppToken
          in: header
          description: >-
            The application token that identifies the partner app. Used when
            calling Online WebAPI from a server.
          required: false
          schema:
            type: string
      responses:
        '204':
          description: No Content
      security:
        - SuperOffice_Password: []
          SuperId_Authentication: []
components: {}

````

## Related topics

- [Delete Udef Field Info](/en/api/reference/restful/rest/document/delete-udef-field-info.md)
- [Get Udef Field Info](/en/api/reference/restful/rest/person/get-udef-field-info.md)