Message type: E = Error
Message class: BRAIN_SUP - BRAIN messages (for use by support)
Message number: 026
Message text: &1 cannot be changed. USER_EXIT_MODE set to '1'.
Characteristic &V1& shall be changed within the Olap-Badi (MODE = &V2&).
This is not permitted.
&V1& is changed to MODE '1' (READ).
Check the method DEFINE for &V3&.
The system issues an error message and will not allow you to continue with this transaction until the error is resolved.
Error message extract from SAP system. Copyright SAP SE.