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WebLogic Server (WLS) Support Pattern: Investigating Different Classloading Issues (Doc ID 1572862.1)

Last updated on JULY 10, 2018

Applies to:

Oracle WebLogic Server - Version 8.1 and later
Information in this document applies to any platform.

Purpose

This document describes different types of classloading exceptions and troubleshoot the most frequent causes of these errors. It covers common scenarios when ClassCastException (CCE), NoClassDefFoundError (NCDFE), ClassNotFoundException (CNFE), NoSuchMethodError (NSME), or UnsatisfiedLinkError (ULE) occur.

Troubleshooting Steps

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In this Document
Purpose
Troubleshooting Steps
 ClassCastException (CCE), NoClassDefFoundError(NCDFE), ClassNotFoundException (CNFE) or NoSuchMethodError (NSME)
 Why can ClassCastException, NoClassDefFoundError, ClassNotFoundException and NoSuchMethodError occur?
 Possible solutions for ClassCastException, NoClassDefFoundError, ClassNotFoundException, and NoSuchMethodError
 Troubleshooting ClassCastException, NoClassDefFoundError, ClassNotFoundException and NoSuchMethodError
 UnsatisfiedLinkError
 Why can UnsatisfiedLinkError occur?
 Possible solutions for UnsatisfiedLinkError
 Need further help?
References

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