[JENKINS-74814] java.lang.UnsupportedOperationException: This stack walker does not have RETAIN_CLASS_REFERENCE access #16588
Description
When attempting to use the zero-argument version of jenkins.util.SetContextClassLoader in ldap-plugin, I got this exception:
java.lang.UnsupportedOperationException: This stack walker does not have RETAIN_CLASS_REFERENCE access
at java.base/java.lang.StackWalker.getCallerClass(StackWalker.java:687)
at jenkins.util.SetContextClassLoader.<init>(SetContextClassLoader.java:65)
at PluginClassLoader for ldap//hudson.security.LDAPSecurityRealm$LDAPAuthenticationManager.authenticate(LDAPSecurityRealm.java:989)
at org.springframework.security.web.authentication.UsernamePasswordAuthenticationFilter.attemptAuthentication(UsernamePasswordAuthenticationFilter.java:85)
at org.springframework.security.web.authentication.AbstractAuthenticationProcessingFilter.doFilter(AbstractAuthenticationProcessingFilter.java:231)
at org.springframework.security.web.authentication.AbstractAuthenticationProcessingFilter.doFilter(AbstractAuthenticationProcessingFilter.java:221)
at hudson.security.ChainedServletFilter2$1.doFilter(ChainedServletFilter2.java:99)
Originally reported by basil, imported from: java.lang.UnsupportedOperationException: This stack walker does not have RETAIN_CLASS_REFERENCE access
- assignee: basil
- status: Closed
- priority: Minor
- component(s): core
- label(s): 2.479.2-fixed
- resolution: Fixed
- resolved: 2024-11-08T13:50:15+00:00
- votes: 0
- watchers: 1
- imported: 2025-11-24
Raw content of original issue
When attempting to use the zero-argument version of jenkins.util.SetContextClassLoader in ldap-plugin, I got this exception:
java.lang.UnsupportedOperationException: This stack walker does not have RETAIN_CLASS_REFERENCE access at java.base/java.lang.StackWalker.getCallerClass(StackWalker.java:687) at jenkins.util.SetContextClassLoader.<init>(SetContextClassLoader.java:65) at PluginClassLoader for ldap//hudson.security.LDAPSecurityRealm$LDAPAuthenticationManager.authenticate(LDAPSecurityRealm.java:989) at org.springframework.security.web.authentication.UsernamePasswordAuthenticationFilter.attemptAuthentication(UsernamePasswordAuthenticationFilter.java:85) at org.springframework.security.web.authentication.AbstractAuthenticationProcessingFilter.doFilter(AbstractAuthenticationProcessingFilter.java:231) at org.springframework.security.web.authentication.AbstractAuthenticationProcessingFilter.doFilter(AbstractAuthenticationProcessingFilter.java:221) at hudson.security.ChainedServletFilter2$1.doFilter(ChainedServletFilter2.java:99)