When upgrading from 12.1.0.2 to 19c using dbua,「Invalid byte 1 of 1-byte UTF-8 sequence」error is raised
(Doc ID 2956220.1)
Last updated on FEBRUARY 05, 2025
Applies to:
Oracle Database - Enterprise Edition - Version 19.3.0.0.0 and laterOracle Database Cloud Exadata Service - Version N/A and later
Oracle Cloud Infrastructure - Exadata Cloud Service - Version N/A and later
Gen 1 Exadata Cloud at Customer (Oracle Exadata Database Cloud Machine) - Version N/A and later
Gen 2 Exadata Cloud at Customer - Version N/A and later
Microsoft Windows x64 (64-bit)
Symptoms
Announcement
DBUA is officially desupported in Oracle 23ai. This is reflected in the Oracle documentation and AutoUpgrade MOS Note 2485457.1 along with a warning message to alert customers who execute DBUA or manual upgrade methods. AutoUpgrade is the official and only supported method of upgrade.
Note: DBUA for "RAC on Windows" is supported only for the short term until this functionality is available in AutoUpgrade.
Further information on how to use this Tool is documented in Note 2485457.1, Oracle 19c documentation and Oracle 23ai documentation.
To get latest version of AutoUpgrade Tool refer Note 2485457.1
Reference : AutoUprade Blog
When upgrading from 12.1.0.2 to 19c using dbua,「Invalid byte 1 of 1-byte UTF-8 sequence」error is raised in checking prerequisite.
Example:
Cause
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In this Document
| Symptoms |
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| Solution |
| References |