--> Messages from log file &

What causes this issue?

During the upgrade, a message relevant for followon actions was written
to a log file. This message is not handled until the end of the upgrade.
The upgrade continues.

System Response

The upgrade stops in phase CHK_POSTUP. To create the reference to the
original log file, this message is generated by SAPup.

How to fix this error?

Note the messages following this message and proceed according to the
instructions.

Error message extract from SAP system. Copyright SAP SE.