How To Fix CN340 - Select at least one date type

CN340 - Overview

• Message type: E = Error

• Message class: CN - Meldungen für Netzpläne

• Message number: 340

• Message text: Select at least one date type

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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CN340 - Details

• The SAP error message CN340 ("Select at least one date type") typically occurs in the context of project management or controlling modules, particularly when working with project planning or scheduling functions. This error indicates that the system requires the user to select at least one type of date (such as start date, finish date, or baseline date) for the operation they are trying to perform.
  
  Cause:
  
  No Date Type Selected: The user has not selected any date type in the relevant screen or transaction.
  
  Configuration Issues: There may be configuration settings in the project management module that require specific date types to be selected.
  User Input Error: The user may have overlooked the date selection fields or misunderstood the requirements of the transaction.
  
  
  Solution:
  
  Select a Date Type: Go back to the screen where the error occurred and ensure that at least one date type is selected. This could be a start date, finish date, or