Which message indicates that an error has been made during record entry?

The message that indicates an error has been made during record entry is represented by the code that includes a specific letter associated with error notifications. In this case, the letter indicates a clear communication about the error's nature.

By recognizing that certain codes are designated for specific types of notifications, those involved in data entry can efficiently identify and correct mistakes without significant delay. The message that signals an error serves as an essential tool in maintaining the accuracy and reliability of the data, which is crucial in contexts like law enforcement and emergency responses.

Messages that pertain to confirmations or different statuses use alternative letters, thereby distinguishing their functions from those designated for error reporting. This systematic approach helps users understand the status of their data entry promptly and correctly.