| Name | Description | See |
| idba_error_code() | Return the error code of the last function | 2.6 |
| idba_error_message(msg) | Get the error message of the last function | 2.6 |
| idba_error_context(msg) | Get the context description for the error of the last function | 2.6 |
| idba_error_details(msg) | Get details about the error of the last function | 2.6 |
| idba_error_set_callback(code,fun,data,h) | Set a callback for handling errors | 2.6 |
| idba_error_remove_callback(h) | Remove a previously set callback | 2.6 |
| idba_default_error_handler | Predefined convenience error handler | 2.7 |
| idba_error_handler_tolerating_overflows | Predefined convenience error handler that does not exist on overflow errors | 2.7 |