How To Fix LRM001 - Only the constants "ANN", "MON" and "DAY" are allowed as time units

SAP Error Message - Details

• Message type: E = Error

• Message class: LRM - Customizing

• Message number: 001

• Message text: Only the constants "ANN", "MON" and "DAY" are allowed as time units

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message LRM001 - Only the constants "ANN", "MON" and "DAY" are allowed as time units ?

  The SAP error message LRM001 indicates that there is an issue with the time unit specified in a function or transaction where only the constants "ANN" (annual), "MON" (monthly), and "DAY" (daily) are allowed. This error typically arises in the context of time-related calculations or configurations, such as in financial or HR modules.
  Cause:
  The error occurs when a user attempts to use a time unit that is not recognized or allowed by the system. This could happen due to:
  
  Typographical errors in the input.
  Using an unsupported time unit in a configuration or calculation.
  Incorrect settings in a custom program or report.
  
  Solution:
  To resolve the LRM001 error, follow these steps:
  
  
  Check Input Values: Review the input values where the error is occurring. Ensure that you are using one of the allowed constants:
  
  "ANN" for annual
  "MON" for monthly
  "DAY" for daily
  
  
  
  Correct Configuration: If the error arises from a configuration setting (e.g., in a custom report or transaction), ensure that the time unit is set correctly to one of the allowed values.
  
  
  Review Custom Code: If you are working with custom ABAP code, check the logic where the time unit is defined. Make sure that only the allowed constants are being used.
  
  
  Consult Documentation: Refer to the relevant SAP documentation or help files for the specific transaction or function module you are using. This can provide insights into the expected input formats.
  
  
  Testing: After making corrections, test the transaction or program again to ensure that the error is resolved.
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. Sometimes, there may be specific fixes or updates provided by SAP.
  Transaction Codes: If this error occurs in a specific transaction, note the transaction code and search for related documentation or community discussions.
  Community Forums: SAP Community and other forums can be helpful for finding similar issues faced by other users and their solutions.
  
  If the problem persists after following these steps, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.