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System setting does not allow changes to be made to object NOTE “Note Number”

In transaction SNOTE I was unable to Download SAP Note. I received below error:

SAP PO – ID21108: Invalid PBE algorithm parameters

Last time I generated p12 certificate, and next I tried to import it using Key Storage. I received an error like on the below screen…

SAP Security Notes Summary – April 2025

Traditionally once a month I’ll publish a review of all SAP security notes and news that were released in a given month. SAP Security Notes contain SAP’s expert advice regarding important action items and patches to ensure the security of your systems.

SAP SLT – table in status: ‘Calculate Access Plan blocked’

Sometimes in transaction LTRC is possible to observe that a replicated table has a status like on screen below:

SAP Security Notes Summary – March 2025

There is a data inconsistency in the company addresses

When displaying users in transaction SU01 message 01429 – “There is a data inconsistency in the company addresses” is displayed and the address data of the user is not visible.