MadelineProtoDocs/old_docs/API_docs_v41/methods/invokeWithLayer.md
Daniil Gentili e5a1324684 docufix
2018-04-04 23:19:57 +00:00

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---
title: invokeWithLayer
description: Invoke this method with layer X
image: https://docs.madelineproto.xyz/favicons/android-chrome-256x256.png
---
# Method: invokeWithLayer
[Back to methods index](index.md)
Invoke this method with layer X
### Parameters:
| Name | Type | Required | Description |
|----------|---------------|----------|-------------|
|layer|[int](../types/int.md) | Yes|The layer version|
|query|[!X](../types/!X.md) | Yes|The query|
### Return type: [X](../types/X.md)
### Can bots use this method: **YES**
### MadelineProto Example:
```
if (!file_exists('madeline.php')) {
copy('https://phar.madelineproto.xyz/madeline.php', 'madeline.php');
}
include 'madeline.php';
$MadelineProto = new \danog\MadelineProto\API('session.madeline');
$MadelineProto->start();
$X = $MadelineProto->invokeWithLayer(['layer' => int, 'query' => !X, ]);
```
### [PWRTelegram HTTP API](https://pwrtelegram.xyz) example (NOT FOR MadelineProto):
### As a bot:
POST/GET to `https://api.pwrtelegram.xyz/botTOKEN/madeline`
Parameters:
* method - invokeWithLayer
* params - `{"layer": int, "query": !X, }`
### As a user:
POST/GET to `https://api.pwrtelegram.xyz/userTOKEN/invokeWithLayer`
Parameters:
layer - Json encoded int
query - Json encoded !X
Or, if you're into Lua:
```
X = invokeWithLayer({layer=int, query=!X, })
```
### Errors this method can return:
| Error | Description |
|----------|---------------|
|AUTH_BYTES_INVALID|The provided authorization is invalid|
|CDN_METHOD_INVALID|You can't call this method in a CDN DC|
|CONNECTION_API_ID_INVALID|The provided API id is invalid|
|CONNECTION_DEVICE_MODEL_EMPTY|Device model empty|
|CONNECTION_LANG_PACK_INVALID|Language pack invalid|
|CONNECTION_NOT_INITED|Connection not initialized|
|CONNECTION_SYSTEM_EMPTY|Connection system empty|
|INPUT_LAYER_INVALID|The provided layer is invalid|
|INVITE_HASH_EXPIRED|The invite link has expired|
|AUTH_KEY_DUPLICATED|An auth key with the same ID was already generated|
|NEED_MEMBER_INVALID|The provided member is invalid|
|CHAT_WRITE_FORBIDDEN|You can't write in this chat|
|Timeout|A timeout occurred while fetching data from the bot|