Error during content activation of technical Content (see long text)

What causes this issue?

During the last call of the Development Worbench, a background job was
scheduled that activates the objects of the technical BI Content. These
objects are required to make full use of the BW system.
During activation of these objects, errors occurred.
The functional restrictions due to the errors inactivation are most
likely minimal and only affect selected areas.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Check the job log of the background job BI_TCO_ACTIVATION using
transaction SM37.
If you do not find a sufficient error message there, check the logs in
the application log. You can display the logs using transaction
RSTCO_ADMIN or SLG1.
Depending on the error message, go to the application log to rectify the
error.
If you can eliminate the error, you can start activation again using
transaction RSTCO_ADMIN. You can also attempt to activate the objects
with errors manually using transaction RSOR.

Error message extract from SAP system. Copyright SAP SE.