How To Fix /SCMTMS/MSG020 - &1 period and &2 period must not overlap

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCMTMS/MSG -

• Message number: 020

• Message text: &1 period and &2 period must not overlap

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 /SCMTMS/MSG020 - &1 period and &2 period must not overlap ?

  The SAP error message /SCMTMS/MSG020 indicates that there is an overlap in the time periods defined for certain planning elements in the SAP Transportation Management (TM) module. This error typically arises when you are trying to create or modify a transportation planning element (like a shipment or a transportation request) that has a start and end date that overlaps with another existing element.
  Cause:
  The error occurs due to the following reasons:
  
  Overlapping Time Periods: The start and end dates of the new planning element you are trying to create or modify overlap with those of an existing planning element.
  Incorrect Date Entries: The dates entered may not be valid or may have been incorrectly calculated.
  Configuration Issues: There may be configuration settings in the system that enforce strict rules regarding time periods for planning elements.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Existing Planning Elements: Review the existing planning elements (shipments, transportation requests, etc.) to identify any that have overlapping time periods with the one you are trying to create or modify. You can do this by checking the start and end dates of the existing elements.
  
  
  Adjust Dates: Modify the start and/or end dates of the new planning element so that they do not overlap with existing elements. Ensure that the new dates are valid and make sense in the context of your transportation planning.
  
  
  Review Configuration: If you believe that the overlap should be allowed based on your business processes, review the configuration settings in SAP TM to see if there are any rules or settings that can be adjusted to allow for overlapping periods.
  
  
  Consult Documentation: Refer to SAP documentation or help resources for more detailed information on how to manage planning elements and the specific rules that apply to them.
  
  
  Seek Help from SAP Support: If you are unable to resolve the issue, consider reaching out to SAP support or your internal SAP team for assistance.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance.
  Transaction Codes: Familiarize yourself with transaction codes related to transportation management, such as /SCMTMS/PLANNING for planning elements.
  User Forums: Engage with SAP community forums or user groups where similar issues may have been discussed.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.