# LanguageAlreadyRegisteredError

Error thrown when trying to register already registered language

**`see`** [registerLanguage](hyperformula.md#static-registerlanguage)

## Constructors

### constructor 

\+ **new LanguageAlreadyRegisteredError**(): *[LanguageAlreadyRegisteredError](languagealreadyregisterederror.md)*

*Defined in [hyperformula/src/errors.ts:317](https://github.com/handsontable/hyperformula/blob/db631c0/hyperformula/src/errors.ts#L317)*

**Returns:** *[LanguageAlreadyRegisteredError](languagealreadyregisterederror.md)*

## Properties

### message 

• **message**: *string*

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### name 

• **name**: *string*

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### stack

• **stack**? : *undefined | string*

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### Error

▪ **Error**: *ErrorConstructor*