# danog\MadelineProto\EventHandler\Calls\CallDenialReason: Reason why a call or group call cannot be started in a chat, the value is a human-readable description.

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> Author: Daniil Gentili <daniil@daniil.it>  
  

Reason why a call or group call cannot be started in a chat, the value is a human-readable description.  




## Constants
* `danog\MadelineProto\EventHandler\Calls\CallDenialReason::BOTS_CANNOT_CALL`: We are a bot, and bots cannot make one-to-one calls.

* `danog\MadelineProto\EventHandler\Calls\CallDenialReason::CANNOT_CALL_SELF`: The other user of the private chat is ourselves.

* `danog\MadelineProto\EventHandler\Calls\CallDenialReason::CALLS_UNAVAILABLE`: The other user cannot be called at all.

* `danog\MadelineProto\EventHandler\Calls\CallDenialReason::PRIVACY_SETTINGS`: The privacy settings of the other user do not allow us to call them.

* `danog\MadelineProto\EventHandler\Calls\CallDenialReason::VIDEO_CALLS_UNAVAILABLE`: The other user cannot be video called.

* `danog\MadelineProto\EventHandler\Calls\CallDenialReason::BOTS_CANNOT_CREATE_GROUP_CALLS`: We are a bot, and bots cannot create group calls.

* `danog\MadelineProto\EventHandler\Calls\CallDenialReason::NOT_A_MEMBER`: We are not a member of the group or channel.

* `danog\MadelineProto\EventHandler\Calls\CallDenialReason::MANAGE_CALL_RIGHT_REQUIRED`: We lack the `manage_call` admin right in the group or channel.

## Properties
* `$name`: `string` 
* `$value`: `string` 

## Method list:
* [`cases(): array`](#cases)
* [`from(string|int $value): static`](#from)
* [`tryFrom(string|int $value): ?static`](#tryFrom)

## Methods:
### <a name="cases"></a> `cases(): array`





### <a name="from"></a> `from(string|int $value): static`




Parameters:

* `$value`: `string|int`   



### <a name="tryFrom"></a> `tryFrom(string|int $value): ?static`




Parameters:

* `$value`: `string|int`   



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