Neither Solution Manager nor SUSG are available in the target system

What causes this issue?

No usage API found in the target system.

How to fix this error?

If you want to use the usage data from your Solution Manager system, you
need at least the Solution Manager release 7.2 SP8
If you want to use transaction SUSG to aggregate usage data recorded by
ABAP Call Monitor (transaction SCMON or /SDF/SCMON) in your production
system, see SAP note 2701371.

Error message extract from SAP system. Copyright SAP SE.