Add Field to Duplicate Search crm.duplicate.volatileType.register

Scope: crm

Who can execute the method: administrator

The method crm.duplicate.volatileType.register adds a field to the duplicate search functionality in leads, contacts, or companies.

Method Parameters

Required parameters are marked with *

Name
type

Description

entityTypeId*
integer

Identifier for the object type. Possible values:

1 — lead
3 — contact
4 — company

fieldCode*
string

The code of the field to be added to the duplicate search. For example, TITLE, RQ.DE.NAME, UF_CRM_1750854801. You can get a list of available fields using the method crm.duplicate.volatileType.fields

Method Operation Features

A total of 7 custom fields can be registered for duplicate searches. For example, if you have already added 3 fields for contacts and 4 fields for companies, attempting to add another field for any object type will result in the error MAX_TYPES_COUNT_EXCEEDED.

Code Examples

How to Use Examples in Documentation

cURL (Webhook)

cURL (OAuth)

PHP

BX24.js

PHP CRest

curl -X POST \
             -H "Content-Type: application/json" \
             -H "Accept: application/json" \
             -d '{"entityTypeId":1,"fieldCode":"TITLE"}' \
             https://**put_your_bitrix24_address**/rest/**put_your_user_id_here**/**put_your_webhook_here**/crm.duplicate.volatileType.register

curl -X POST \
        -H "Content-Type: application/json" \
        -H "Accept: application/json" \
        -d '{"entityTypeId":1,"fieldCode":"TITLE","auth":"**put_access_token_here**"}' \
        https://**put_your_bitrix24_address**/rest/crm.duplicate.volatileType.register

try
        {
        	const response = await $b24.callMethod(
        		"crm.duplicate.volatileType.register",
        		{
        			entityTypeId: 1,
        			fieldCode: "TITLE"
        		}
        	);
        	
        	const result = response.getData().result;
        	if(result.error())
        		console.error(result.error());
        	else
        		console.dir(result);
        }
        catch( error )
        {
        	console.error('Error:', error);
        }

try {
            $response = $b24Service
                ->core
                ->call(
                    'crm.duplicate.volatileType.register',
                    [
                        'entityTypeId' => 1,
                        'fieldCode'    => 'TITLE',
                    ]
                );
        
            $result = $response
                ->getResponseData()
                ->getResult();
        
            if ($result->error()) {
                error_log($result->error());
                echo 'Error: ' . $result->error();
            } else {
                echo 'Success: ' . print_r($result->data(), true);
            }
        
        } catch (Throwable $e) {
            error_log($e->getMessage());
            echo 'Error registering volatile type: ' . $e->getMessage();
        }

BX24.callMethod(
            "crm.duplicate.volatileType.register",
            {
                entityTypeId: 1,
                fieldCode: "TITLE"
            },
            function(result) {
                if(result.error())
                    console.error(result.error());
                else
                    console.dir(result.data());
            }
        );

require_once('crest.php');
        
        $result = CRest::call(
            'crm.duplicate.volatileType.register',
            [
                'entityTypeId' => 1,
                'fieldCode' => 'TITLE'
            ]
        );
        
        echo '<PRE>';
        print_r($result);
        echo '</PRE>';

Response Handling

HTTP Status: 200

{
            "result": {
                "id": 3355
            },
            "time": {
                "start": 1750934251.736599,
                "finish": 1750934252.028757,
                "duration": 0.2921581268310547,
                "processing": 0.24904417991638184,
                "date_start": "2025-06-26T13:37:31+02:00",
                "date_finish": "2025-06-26T13:37:32+02:00",
                "operating_reset_at": 1750934851,
                "operating": 0.24902796745300293
            }
        }

Returned Data

Name `type`	Description
id `integer`	Identifier for the record of the field added to the duplicate search
time`time`	Information about the execution time of the request

Error Handling

HTTP Status: 400

{
            "error": "Field not found",
            "error_description": "The specified field was not found."
        }

Name `type`	Description
error `string`	String error code. It may consist of digits, Latin letters, and underscores
error_description `error_description`	Textual description of the error. The description is not intended to be shown to the end user in its raw form

Possible Error Codes

Code	Description	Value
`400`	`Field not found`	The specified field was not found
`400`	`MAX_TYPES_COUNT_EXCEEDED`	The maximum number of custom field types in the duplicate search has been exceeded

Statuses and System Error Codes

HTTP Status: 20x, 40x, 50x

The errors described below may occur when calling any method.

Status	Code Error Message	Description
`500`	`INTERNAL_SERVER_ERROR` Internal server error	An internal server error has occurred, please contact the server administrator or Bitrix24 technical support
`500`	`ERROR_UNEXPECTED_ANSWER` Server returned an unexpected response	An internal server error has occurred, please contact the server administrator or Bitrix24 technical support
`503`	`QUERY_LIMIT_EXCEEDED` Too many requests	The request intensity limit has been exceeded
`405`	`ERROR_BATCH_METHOD_NOT_ALLOWED` Method is not allowed for batch usage	The current method is not allowed to be called using batch
`400`	`ERROR_BATCH_LENGTH_EXCEEDED` Max batch length exceeded	The maximum length of parameters passed to the batch method has been exceeded
`401`	`NO_AUTH_FOUND` Wrong authorization data	Invalid access token or webhook code
`400`	`INVALID_REQUEST` Https required	The methods must be called using the HTTPS protocol
`503`	`OVERLOAD_LIMIT` REST API is blocked due to overload	The REST API is blocked due to overload. This is a manual individual block, to remove it you need to contact Bitrix24 technical support
`403`	`ACCESS_DENIED` REST API is available only on commercial plans	The REST API is available only on commercial plans
`403`	`INVALID_CREDENTIALS` Invalid request credentials	The user whose access token or webhook was used to call the method lacks permissions
`404`	`ERROR_MANIFEST_IS_NOT_AVAILABLE` Manifest is not available	The manifest is not available
`403`	`insufficient_scope` The request requires higher privileges than provided by the webhook token	The request requires higher privileges than those provided by the webhook token
`401`	`expired_token` The access token provided has expired	The provided access token has expired
`403`	`user_access_error` The user does not have access to the application	The user does not have access to the application. This means that the application is installed, but the account administrator has allowed access to this application only for specific users
`500`	`PORTAL_DELETED` Portal was deleted	The public part of the site is closed. To open the public part of the site on an on-premise installation, disable the option "Temporary closure of the public part of the site". Path to the setting: Desktop > Settings > Product Settings > Module Settings > Main Module > Temporary closure of the public part of the site

Continue Learning

Get a List of Custom Fields Involved in Duplicate Search

Remove a Field from Duplicate Search

Add Field to Duplicate Search crm.duplicate.volatileType.register

Method ParametersMethod Parameters

Method Operation FeaturesMethod Operation Features

Code ExamplesCode Examples

Response HandlingResponse Handling

Returned DataReturned Data

Error HandlingError Handling

Possible Error CodesPossible Error Codes

Statuses and System Error CodesStatuses and System Error Codes

Continue LearningContinue Learning