IBM Support

Java.lang.ClassCastException: java.lang.String at Maximo Log on

Troubleshooting


Problem

Unable to log into Maximo after upgrading successfully.

Symptom

After starting up the server and attempting to log on your receive the a message saying "Access to the server is temporarily disabled" and the Maximo log file shows the corresponding stack trace for the log on error.

[ERROR] java.lang.ClassCastException: java.lang.String

java.lang.ClassCastException: java.lang.String

at psdi.mbo.MboValue.setDatabaseValue(MboValue.java:249)

at psdi.mbo.MboValue.construct(MboValue.java:184)

at psdi.mbo.Mbo.generateMboValueInstance(Mbo.java:624)

at psdi.mbo.Mbo.getMboValue(Mbo.java:818)

at psdi.mbo.Mbo.validate(Mbo.java:3837)

at psdi.mbo.MboSet.validate(MboSet.java:4560)

at psdi.mbo.MboSet.validateTransaction(MboSet.java:6922)

at psdi.txn.MXTransactionImpl.validateTransaction(MXTransactionImpl.java:376)

at psdi.txn.MXTransactionImpl.saveTransaction(MXTransactionImpl.java:213)

at psdi.txn.MXTransactionImpl.save(MXTransactionImpl.java:162)

at psdi.mbo.MboSet.save(MboSet.java:6615)

at psdi.mbo.MboSet.save(MboSet.java:6556)

at psdi.security.SecurityService.authenticateUser(SecurityService.java:400)

at psdi.security.SecurityService.authenticateUser(SecurityService.java:240)

at psdi.security.SecurityService.authenticateUser(SecurityService.java:227)

at psdi.util.RMISession.authenticateUser(RMISession.java:286)

at psdi.util.RMISession.loadUserInfo(RMISession.java:167)

at psdi.util.RMISession.connect(RMISession.java:56)

at psdi.webclient.system.controller.RequestManager.checkSession(RequestManager.java:405)

at psdi.webclient.system.controller.RequestManager.manageRequest(RequestManager.java:59)

at psdi.webclient.servlet.WebClientServlet.handleRequest(WebClientServlet.java:96)

at psdi.webclient.servlet.WebClientServlet.doPost(WebClientServlet.java:45)

at javax.servlet.http.HttpServlet.service(HttpServlet.java:763)

at javax.servlet.http.HttpServlet.service(HttpServlet.java:856)

l

[{"Product":{"code":"SSLKT6","label":"IBM Maximo Asset Management"},"Business Unit":{"code":"BU048","label":"IBM Software"},"Component":"--","Platform":[{"code":"PF002","label":"AIX"},{"code":"PF016","label":"Linux"},{"code":"PF010","label":"HP-UX"},{"code":"PF033","label":"Windows"},{"code":"PF027","label":"Solaris"}],"Version":"7.1;7.1.1","Edition":"","Line of Business":{"code":"LOB77","label":"Automation Platform"}},{"Product":{"code":"SSRHPA","label":"IBM Maximo Application Suite"},"Business Unit":{"code":"BU048","label":"IBM Software"},"Component":" ","Platform":[{"code":"","label":""}],"Version":"","Edition":"","Line of Business":{"code":"LOB77","label":"Automation Platform"}},{"Product":{"code":"SSWT9A","label":"IBM Control Desk"},"Business Unit":{"code":"BU048","label":"IBM Software"},"Component":" ","Platform":[{"code":"","label":""}],"Version":"","Edition":"","Line of Business":{"code":"LOB77","label":"Automation Platform"}}]

Log InLog in to view more of this document

This document has the abstract of a technical article that is available to authorized users once you have logged on. Please use Log in button above to access the full document. After log in, if you do not have the right authorization for this document, there will be instructions on what to do next.

Document Information

Modified date:
18 September 2025

UID

swg21462170

Page Feedback