Symptom
While upgrading an NW AS JAVA system, SUM encounters errors in phase Detect-Source-Components.
DETECT-SOURCE-COMPONENTS_NN.LOG will have entries as:
Oct 31, 2022 5:45:33 AM [Info ]: Kernel SAP KERNEL UNICODE LINUX_X86_64 with release 7.53, SP level 900, patch level 0 found in /usr/sap/<SID>/SYS/exe/uc/linuxx86_64.
Oct 31, 2022 5:45:33 AM [Error ]: The following problem has occurred during step execution: com.sap.sdt.jspm.gui.SystemDetectionException: Could not detect system components.
Could not detect version information of the current system kernel.
Could not detect system kernel under the /usr/sap/<SID>/SYS directory.
Could not detect central instance kernel in directory /usr/sap/<SID>/SYS/exe/uc/linuxx86_64.
Kernel of instance J40 on the local host is for database HDB which is different from the detected database SYB.
Either a wrong kernel is installed in /usr/sap/<SID>/SYS/exe/uc/linuxx86_64 or there is a problem with database detection.
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Environment
NetWeaver 7.x, AS Java
Keywords
SUM 1.1, JAVA, Detect-Source-Components, kernel, central instance, version information, SUM, upgrade, database detection, instance, NW, patch , KBA , BC-UPG-TLS-TLJ , Upgrade tools for Java , Problem
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