Troubleshooting Guides: CloudBees CI

A bug corrupts a file from ULC (User License Counting) causing delayed logins and other potential side effects in CloudBees CI release 2.516.1.28665
A plugin release is not available from Update Center
Abort Move/Copy/Promote operation
CloudBees CI BlueOcean Deprecation
After successful login with SAML in Microsoft Entra ID, Groups and permissions are not properly set.
After upgrading to 2.479.3.2 my proxy configuration is ignored.
All pipeline jobs are getting stuck at git step
Why Are Jenkins Logs Filled With ALPN Callback Dropped Spam?
Angry Jenkins after logging in with SSO using the SAML plugin v2.0.9
AWS Device Farm Plugin file leak
Backup job fails: User is missing the Overall/Administer permission
Backup Jobs fail after upgrade to release 2.319.3.4 or higher
Why Are Pull Requests Not Triggering Builds On A Multibranch Project?
Beekeeper is not available
Bitbucket Webhooks Troubleshooting
Cannot make my AD configuration to work
Jenkins LDAP Configuration Troubleshooting
Changing the @ separator character for workspace folders when concurrent builds are enabled
Checkpoint Restart causes Pipeline Deserialization/FlowHead Error
CJOC license does not propagate into managed controllers
Client controller trying to connect to Kubernetes managed agents
CloudBees Amazon AWS CLI plugin end-of-life announcement
CloudBees CI release 2.361.1.2 does not spin up using the Windows installer
CloudBees Deployer Plugin EOL
Colors are not displayed immediately after build using AnsiColor plugin 0.6.x
Copy Remote Artifact step fails with “group id ‘XXXXX’ is too big ( > 2097151 ).”
Blue Ocean Displaying 'Organization Jenkins Not Found'
Custom controller provisioning YAML settings are disregarded after upgrade to 2.375.3.3 or later
Deadlock on logging.StreamHandler
Dedicated JNLP agents Troubleshooting guide
Dedicated SSH agent gets disconnected
Diagnosing Java Native Memory Issues
Disabling CDN legacy mode support in front of the Update Center (downloads.cloudbees.com)
Display URL API plugin causes a Classloading Bottleneck slowing down Jenkins
does not seem to be running inside a container
Email Extension Plugin TEST_COUNTS macro returns blank
error-in-catalog-config are piling up in my Pipeline Template Catalogs
Find What Triggered/Caused a Job to Build
Framework Deployer permissions missing from the permissions list in new controllers
GCE agent provisioning fails with EOFException
Getting an Assertion error where the JIRA plugin is apparently missing its descriptor
GitHub webhook triggering is delayed
GitHub: Webhook Troubleshooting
CloudBees CI on traditional platforms High Availability (active/active) not forming a cluster
Migration of Maven Integration plugin jobs to the Pipeline Maven Integration plugin
High Availability (active/passive) Installations Troubleshooting
How to analyze Jenkins Startup Performance logs
How to clear Maven cache
How to Fix the Pipeline Stage View log box transparency?
Troubleshoot Slow Builds
How to move a job remotely
How to troubleshoot 'hudson.FilePath is missing' in a Pipeline run
How to troubleshoot 'no space left on device' errors in Linux
How to Troubleshoot the Root Cause of RunIdMigrator occurrences
How to troubleshoot the connection with the proxy on Jenkins?
I am unable to delete a user from an RBAC group using UI or the API
I can’t save any change under configure system because of the Conjur Secrets plugin.
I have a stuck Pipeline and I can not stop it
I have seen SEVERE logs related to invalid SAML XML in my CloudBees CI instance
I see the option Rebuild twice in any of my builds
I want to change my Security Realm to SAML, but Angry Jenkins prevents it.
CloudBees CI Incompatibility in Github plugin after upgrading to 2.426.3.3
Invoking ambiguous Pipeline Step triggerRemoteJob
IO Troubleshooting on Linux
java.lang.ClassNotFoundException: org.apache.xerces.parsers.SAXParser
After upgrading, git checkouts fail due to JENKINS-70534
CloudBees Core CI logs default location
Jenkins hangs when using more than 70 processors
Jenkins Health Advisor by CloudBees - Troubleshooting Guide
Jenkins Jobs are not Starting
How to Troubleshoot and Address Jenkins Startup Performances
Jira Plugin site configuration lost after restart
Troubleshooting JIRA Trigger no longer triggering builds
Job is failing because a parameter length exceeded
JobConfigHistory plugin can cause startup performance issues
Jobs or folders are not showing up in the dashboard
Heap dump shows large object of Java Static org.jenkinsci.plugins.pubsub.Message.jenkins
Licensing and Expiration Banner Troubleshooting
Link to inherited RBAC group is incorrect
How to Troubleshoot and Address Liveness / Readiness probe failure
Lockable Resources Plugin throws null pointer exception
Login in Operations Center not propagated in Managed Controllers
[ is an invalid path
Memory leak due to SSE Gateway
Memory Leak in Xray-For-Jira-Connector Plugin
Metaspace Leak Due to classes not being cleaned up
Method Code Too Large Error
Missing menu options in the left sidebar of CloudBees CI
How to troubleshoot Move Copy Promote issues?
Multiple Builds From Single Trigger
My AD/LDAP group is not found after adding it to a RBAC group
My build is failing due to a shared library error
My CasC Export feature is not working
My cluster operations fail since I migrated to Java 11
My instance is failing to start because Active Choice plugin is not CasC compatible
My HA/HS instances are not starting after upgrading to 2.479.1.4
CloudBees CI Search field doesn´t provide any results with Nested View plugin installed
Having CJOC-CC/CJOC-agents JNLP communication issues
No field lastEnabledState found in class com.cloudbees.jenkins.plugins.advisor.AdvisorGlobalConfiguration
Errors in the logs due to 'java.lang.NoClassDefFoundError: jenkins/model/DownloadSettings'
java.lang.NoClassDefFoundError: com/ibm/websphere/management/exception/ConnectorException
NoClassDefFoundError when Move Copy Promote jobs
NodeJS Plugin NullPointerException
Older versions of Micro Focus Application Automation Tools plugin can cause deadlocks
Shared agents are not available for Controllers after upgrading
Operations Center-client controller connectivity issues
Operations Center connectivity issues while trying to Push the Connection Details
Pipeline builds using docker.image.inside fail after upgrade
Pipeline Catalog Import via CLI fails all imports on one catalog failure
Pipeline Template Catalogs Import via CLI fails all imports on one catalog failure
Prevent the Multibranch Pipeline/Organization Folder from triggering builds on the initial indexing
PRQA plugin affected by JEP-200
Troubleshooting [jenkins://instanceid/folder/item is an invalid path]
Rendering some UI resources always fails with a 504 Bad Gateway
Reverse Proxy troubleshooting guide
Troubleshooting: CloudBees ServiceNow Plugin
SlaveLeaseTable H2 DB exception after core upgrade
Shared Agents are not leased to controllers because the Operations Center Agent Provisioning Service is not configured
Shared Libraries fail with java.lang.NoSuchFieldError: workspace error after an upgrade
Since I migrated my instance to JDK 17, some Groovy code fails
SonarQube plugin exception "Error fetching project information"
SonarQube plugin UnknownHostException
Spring Security update breaks LDAP integration when special characters are used
Cannot access Git Repository after Installing Sidecar Injector
SSL Certificates Troubleshooting
Troubleshoot the Auto-Generated Support Bundles retention
The build counter in my pipelines does not start at 1.
The Build with Parameters screen loads slowly
The cloudbees-support plugin not active on enterprise instance
The log-in with AD plugin is very slow
The log-in with LDAP plugin is very slow
The same CloudBees Skip plugin WARNING is flooding the logs
Tracing Missing Files with auditd
Troubleshooting CloudBees CI (CloudBees Core) on Modern Cloud Platforms - controller is not accessible
Troubleshooting CloudBees CI (CloudBees Core) on Modern Cloud Platforms - Operations Center is not accessible
Unable to log username when using Jenkins (Winstone) Access Logging
Unable to use jstack or jmap when running Jenkins inside Docker container
What is listDProcessesNativeStacks.sh and how does it help?
What is collectPerformanceData.sh and how does it help?
Unexpected Maven project file name WARNING message
Update Center information is not updated, which makes the available plugin updates not to be listed properly
Upgrading my instance from 2.462.3.3 to 2.479.1.4 failed to start
What Plugin is providing this class?
Why can I no longer save anything from the System Configuration sections?
Why does my Jenkins home directory contain random temporary files
Why is a CAP plugin being upgraded automatically at startup although I have automatic upgrades of plugins disabled
Why is my user activity missing?
Workspace folder names exceed character limit on Windows
XL Release plugin can cause startup performance issues

This article is part of our Knowledge Base and is provided for guidance-based purposes only. The solutions or workarounds described here are not officially supported by CloudBees and may not be applicable in all environments. Use at your own discretion, and test changes in a safe environment before applying them to production systems.