How To Fix SADL_EXPOSURE025 - Service unavailable: Upgrade in process, view '&1' activation is pending

SAP Error Message - Details

• Message type: E = Error

• Message class: SADL_EXPOSURE - Errors During Exposure Compilation

• Message number: 025

• Message text: Service unavailable: Upgrade in process, view '&1' activation is pending

What causes this issue?

During a system upgrade and for a short time period thereafter services
based on SADL may not be available due to ongoing ABAP dictionary
activations.

System Response

The service in question is unavailable and will produce an ABAP runtime
error when accessed.

How to fix this error?

Please wait until the system upgrade has completed before reattempting
the previous operation. Depending on the system load this state will
last for several minutes or even up to a few hours (under high load)
after the upgrade.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message SADL_EXPOSURE025 - Service unavailable: Upgrade in process, view '&1' activation is pending ?

  The SAP error message SADL_EXPOSURE025 indicates that a service is currently unavailable because an upgrade or activation process is in progress for a specific view. This typically occurs in the context of SAP's Service Data Layer (SADL), which is used for exposing data models as OData services.
  Cause:
  
  Ongoing Upgrade or Activation: The most common cause of this error is that the system is in the process of upgrading or activating a specific view. During this time, the view is not available for use, leading to the error message.
  System Lock: The system may be locked for maintenance or updates, preventing access to certain functionalities.
  Configuration Issues: There may be issues with the configuration of the SADL or the specific view that is being accessed.
  
  Solution:
  
  Wait for Completion: The simplest solution is to wait until the upgrade or activation process is completed. Once the process is finished, the view should become available again.
  Check System Status: If you have access, check the system status to see if there are any ongoing upgrades or maintenance activities. You can do this through transaction codes like SM37 (to check job status) or SM21 (to check system logs).
  Re-activate the View: If the activation is pending for an extended period, you may need to manually re-activate the view. This can typically be done through the relevant transaction in the SAP GUI (e.g., using transaction SE11 for Data Dictionary objects).
  Consult Basis Team: If the issue persists, it may be necessary to consult your SAP Basis team. They can provide insights into the system's current state and help resolve any underlying issues.
  Check for Notes: Look for any SAP Notes related to this error message. SAP frequently releases notes that address specific issues or provide guidance on resolving errors.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE11 (Data Dictionary), SE80 (Object Navigator), and SM37 (Job Monitoring).
  SAP Documentation: Refer to the official SAP documentation for SADL and OData services for more detailed information on how to manage and troubleshoot these services.
  SAP Community: Engage with the SAP Community forums for additional insights and shared experiences from other users who may have encountered similar issues.
  
  By following these steps, you should be able to address the SADL_EXPOSURE025 error effectively.