GetErrorMessage

:::info[Note] This is a point-in-time snapshot of the API documentation from January 2026. Going forward, we will not be maintaining a public copy of these references, and recommend users to refer to the built-in signature helpers available in the Hack LSP instead for complete and up-to-date information. :::

Get last error message on the object

public function getErrorMessage(): string;

Returns

• string - - The error message associated with last error that occurred in a function call on this object, or a string indicating the non-existence of an error.