SUM Upgrade Error:
During the upgrade we generally get below error in Check phase if we donít have correct Java Instance ID of system:
The central instance ID that would be calculated by the batch config utility is <XYZ>.
The following problem has occurred during step execution: com.sap.sdt.j2ee.services.servicesimpl.AnalyseChecksResultsException:
†The detected instance ID <XYZ> and the one calculated from the box number <ABC> do not match. A possible reason for that is that you have changed the box number in the central instance instance.properties file.
This error comes if during the system copy/refresh java part was not taken care by standard SAP tool
Please take Java export of source system and again perform Java Import in target system using System copy tool SWPM.
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