Symptom
You are trying to update your S/4 HANA system using SUM. The upgrade gets stuck on the PREP_INIT/HDB_CHK_PRIVILEGES.
In HDBSLLIB_CHK_PRIVILEGES.LOG you found errors similar to this: 'Error occured while opening the channel; $INFO$=internal error; $PARAM$=<some ip address>:3xx07'
You have a single host system.
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Environment
SAP HANA Database 2.0
Product
SAP HANA, platform edition 2.0 ; SAP NetWeaver 7.5
Keywords
S/4 Hana upgrade , KBA , HAN-LM-UPG-SAP , Upgrade of SAP Systems on HANA , Problem
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