Regarding error message in jserv.log
Could you please share me your advice on the following issue.
EBS R11.5.10.2 (DB11.2.0.4) environment,we found the following error message got displayed in jserv.log recently
<servletLog> weboam/oracle.apps.fnd.oam.servlet.ui.OAMServlet: Sucessfully initialize oaosu.OAMServlet
<servletLog> weboam/globalButtonBar.uix: Parsing error, line 75, column 127: Could not find class oracle.apps.fnd.oam.launchMode.common.servlet.handlers.OAMLoginHandler
<servletLog> weboam/globalButtonBar.uix: Parsing error, line 79, column 126: Could not find class oracle.apps.fnd.oam.launchMode.common.servlet.handlers.OAMLoginHandler
<servletLog> weboam/globalButtonBar.uix: Parsing error, line 89, column 36: Could not find class oracle.apps.fnd.oam.launchMode.common.servlet.handlers.OAMLoginHandler