How To Fix CRM_ERP_UI021 - Not possible to switch to change mode

SAP Error Message - Details

• Message type: E = Error

• Message class: CRM_ERP_UI -

• Message number: 021

• Message text: Not possible to switch to change mode

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 CRM_ERP_UI021 - Not possible to switch to change mode ?

  The SAP error message CRM_ERP_UI021: Not possible to switch to change mode typically occurs in the SAP CRM (Customer Relationship Management) system when a user attempts to switch from display mode to change mode for a business object (like a sales order, service request, etc.) but the system prevents this action. This can happen for several reasons. Below are some common causes, potential solutions, and related information:
  Causes:
  
  
  Authorization Issues: The user may not have the necessary authorizations to change the object. This can be due to missing roles or permissions in the user's profile.
  
  
  Object Status: The business object may be in a status that does not allow changes. For example, if the object is completed, locked, or in a status that restricts editing.
  
  
  System Configuration: Certain configurations in the system may restrict changes to specific objects based on business rules or workflows.
  
  
  Technical Issues: There may be technical issues such as system locks,