3742621 - Post‑Upgrade 500 Internal Server Error While Accessing CMC or BI Launchpad via NetWeaver

• After upgrading from SAP BusinessObjects 4.3 to 2025, an error is encountered on the CMC login page.
• The issue occurs when accessing the application through the NetWeaver web application.
• Getting error on CMC login page: 500 Internal Server Error is returned for HTTP request [http://xxxxxxx:8080/BOE/CMC]:

  component [equinoxbridgeservlet],
  web module [BOE],
  application [sap.com/BOEWEBAPPJAVA],
  DC name [sap.com/BOEWEBAPPJAVA],
  CSN component[],
  problem categorization [com.sap.ASJ.web.000137],
  internal categorization [-1614741794].

[EXCEPTION]
com.sap.engine.services.servlets_jsp.server.exceptions.WebServletException: Web Container cannot put into service the following class [org.eclipse.equinox.servletbridge.BridgeServlet].The error is [Exception while calling getServlet(equinoxbridgeservlet). java.lang.UnsupportedClassVersionError: org/eclipse/equinox/servletbridge/BridgeServlet has been compiled by a more recent version of the Java Runtime (class file version 61.0), this version of the Java Runtime only recognizes class file versions up to 52.0].
at 

• SAP BusinessObjects Business Intelligence Platform 4.x and 2025
• Linux / Unix
• Any Supported version of NetWeaver

NetWeaver, Upgrade, Linux, BO 2025 , KBA , BI-BIP-SRV , CMS / Auditing issues (excl. 3rd Party Authentication) , Problem