How To Fix SM001 - Select only one standard communication

SM001 - Overview

• Message type: E = Error

• Message class: SM - Address Definition/Administration

• Message number: 001

• Message text: Select only one standard communication

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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Smart SAP Assistant

• What is the cause and solution for SAP error message SM001 - Select only one standard communication ?

  The SAP error message "SM001 Select only one standard communication" typically occurs in the context of SAP's communication management, particularly when dealing with communication types or methods in transaction codes related to system monitoring or communication setup.
  
  Cause:
  This error usually arises when a user attempts to select multiple standard communication methods or types in a scenario where only one is allowed. This can happen in various contexts, such as:
  
  When configuring communication settings in transaction SM01 (which is used for managing system locks).
  When trying to set up or modify communication parameters in a way that violates the system's requirement for a single selection.
  
  
  Solution:
  To resolve this error, follow these steps:
  
  
  Review Your Selection: Ensure that you are only selecting one communication method or type. If you have multiple options checked or selected, deselect all but one.
  
  
  Check Configuration Settings: If you are in a configuration screen, verify that the settings align with the requirements of