25.3 ADD_ERROR Procedure Signature 1
This procedure adds an error message to the error stack that is used to display an error on an error page or inline in a notification. It can be called in a validation or process to add one or more errors to the error stack.
Note:
This procedure must be called before the Oracle APEX application has performed the last validation or process. Otherwise, the error is ignored if it does not have a display location ofapex_error.c_on_error_page.
                  Syntax
APEX_ERROR.ADD_ERROR (
    p_message          IN VARCHAR2,
    p_additional_info  IN VARCHAR2 DEFAULT NULL,
    p_display_location IN VARCHAR2 );Parameters
| Parameters | Description | 
|---|---|
| p_message | Displayed error message. | 
| p_additional_info | Additional error information needed if the error is displayed on the error page. | 
| p_display_location | Specifies where the error message is displayed. Use the constant apex_error.c_inline_in_notificationorapex_error.c_on_error_page. See Constants and Attributes Used for Result Types. | 
Example
This example adds a custom error message to the error stack. The error message is displayed inline in a notification. This example can be used in a validation or process.
apex_error.add_error (
    p_message          => 'This custom account is not active!',
    p_display_location => apex_error.c_inline_in_notification );Parent topic: APEX_ERROR