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3406072 - SYSTEM MANAGER: system without sapcontrol is not allowed.

Symptom

You are performing system update/upgrade with SUM. An error occurred in phase "MOD_SELROADMAP/BEGIN".
 
In the phase log "PHASE_BEGIN.LOG", there is the following error.
 
***************************************************
1 ETQ201 Entering upgrade-phase "MOD_SELROADMAP/BEGIN" ("20231123080343")
...
1WETQ399 SAPCONTROL MANAGER: call (sapcontrol) failed with return code '-1' ()
1WETQ399 SYSTEM MANAGER: initialize instance list has failed.
1EETQ399 Last error code set is: SYSTEM MANAGER: system without sapcontrol is not allowed.
1EETQ204 Upgrade phase "BEGIN" aborted with severe errors ("20231123080346")
***************************************************


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Environment

NetWeaver based ABAP system.

Product

SAP NetWeaver all versions

Keywords

"system without sapcontrol is not allowed" , KBA , BC-UPG-TLS-TLA , Upgrade tools for ABAP , Problem

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