windows_error_icon1System Error Code and what the numbers represent when errors appears.

Every time when an error occurs, error from the system error code, the error has a number, number that belongs to a code error. This code is from 0 to 15999 and you can find here what means each error.

The following table provides a list of system error codes (errors 0 to 499). They are returned by the GetLastError function when many functions fail. To retrieve the description text for the error in your application, use the FormatMessage function with the FORMAT_MESSAGE_FROM_SYSTEM flag.