Troubleshooting
The articles below cover troubleshooting steps for frequently asked-about topics.
If the problem you’re experiencing isn’t documented here, please search the Product Guides or reach out to Support by opening a ticket.
| Date | Title | Summary | Categories |
|---|---|---|---|
| 2026-02-20 | Validating the launcher-sessions-callback-address in Posit Workbench | How to validate that your launcher-sessions-callback-address is correct | Workbench, launcher |
| 2026-02-20 | Using RStudio Server Open Source in WSL2 | How to set up a single-user deployment of RStudio Server Open Source on Windows. ``` | open source, Windows |
| 2026-02-20 | Understanding setup chunk behavior in Posit Cloud |
Explains how code chunks labeled with setup are treated specially by the RStudio IDE when working with R Markdown or Quarto documents in Posit Cloud, and how to control their execution behavior.
|
Posit Cloud, R, RStudio IDE |
| 2026-02-20 | Troubleshooting scheduled reports running late | How to increase the number of scheduled reports permitted to execute concurrently. | Connect |
| 2026-02-20 | Troubleshooting publishing from Workbench to Connect | Troubleshoot certificate errors when publishing from Workbench to Connect. | TLS, SSL, publishing, Workbench, Connect |
| 2026-02-20 | Troubleshooting operation not permitted erros when using AWS FSx Lustre | Amending root_squash settings in AWS. | AWS, Workbench, filesystem |
| 2026-02-20 | Troubleshooting downloading packages from Package Manager | Troubleshoot certificate issues when installing R packages. | TLS, SSL, Package Manager, Workbench, Connect |
| 2026-02-20 | Troubleshooting configuring Local Launcher | Troubleshooting certificate issues with configuring Local Launcher. | Workbench, TLS, SSL, launcher |
| 2026-02-20 | Troubleshooting certificate errors when accessing pins |
Troubleshoot errors when Shiny apps running on Connect are trying to access pins.
|
TLS, SSL, pins, Connect |
| 2026-02-20 | Troubleshooting a ‘Database is locked’ error message | How to resolve the “Database is Locked” error | database, Connect |
| 2026-02-20 | Troubleshooting User Guide for Troubleshooting PAM Authentication Issues in Posit Workbench | This guide provides steps to troubleshoot and resolve PAM authentication issues encountered while setting up Posit Workbench. | PAM, Workbench, authentication |
| 2026-02-20 | Troubleshooting TLS verification errors installing VS Code extensions | TLS verification errors installing VS Code extensions | SSL, TLS, VS Code |
| 2026-02-20 | Troubleshooting Session Heartbeat Failure after Workbench Upgrade | Resolving status bar errors in Positron and VS Code sessions caused by heartbeat failures after upgrading Posit Workbench to the Apple Blossom release, or later. | Workbench, Kubernetes, Positron, VS Code, upgrade |
| 2026-02-20 | Troubleshooting RStudio IDE rendering errors | How to resolve rendering errors in RStudio IDE. | RStudio IDE |
| 2026-02-20 | Troubleshooting RStudio IDE Connection Errors | Guide to troubleshooting connection errors for RStudio Desktop, Server, and Workbench. | RStudio IDE, networking |
| 2026-02-20 | Troubleshooting Postgres Connection Issues | How to troubleshoot Postgres connectivity issues for Posit products | PostgreSQL, database |
| 2026-02-20 | Troubleshooting Posit Connect restart issues in Kubernetes | This article is for when a Posit Connect instance deployed to Kubernetes will not restart after a minor change, like a new password for the database, with errors that look like network errors. | Connect, Kubernetes |
| 2026-02-20 | Troubleshooting Long running jupyter sessions on Posit Workbench | How to resolve long-running Python code on Jupyter sessions | Python, Workbench |
| 2026-02-20 | Troubleshooting Kubernetes Sessions in Posit Workbench: stdin errors within pod | How to resolve “stdin” errors created by Kubernetes sessions on Workbench | Kubernetes, Workbench |
| 2026-02-20 | Troubleshooting Connection Issues in Workbench Due to HTTP Proxy Changes | A brief description of what’s being troubleshot. | Workbench, networking |
| 2026-02-20 | Troubleshooting ‘Too Many Open Files’ on Posit Workbench | Resolving ulimit issues on Posit Workbench | filesystem, Workbench |
| 2026-02-20 | The terminal in the RStudio IDE is missing characters or behaving strangely | Resolving terminal starting to miss characters or behaving unusually. | RStudio IDE |
| 2026-02-20 | The Workbench Jobs feature is not configured correctly | Troubleshooting issues with the “Workbench Jobs Feature” in Posit Workbench | Workbench, launcher |
| 2026-02-20 | SAML Protocol response cannot be sent via bindings other than HTTP Post | Resolving SAML Protocol issues on Posit Workbench and Connect | SAML, Workbench, Connect |
| 2026-02-20 | Run Shiny applications via the Linux command line | A guide on how to run a Shiny application on the Linux command line | R, open source |
| 2026-02-20 | Resolving mixed content errors on Posit Connect behind F5 with TLS termination | This article explains how to fix Mixed Content errors in Posit Connect when served behind an F5 load balancer with SSL terminated at the load-balancer. The issue is resolved by injecting a custom header (X-RSC-Request) using an iRule, allowing Posit Connect to recognize the original client-facing URL and protocol. | networking, Connect |
| 2026-02-20 | Resolving metadata is missing required fields errors in Package Manager | Metadata-Version errors occur when attempting to build Python source packages from a Git repository in Posit Package Manager versions prior to 2025.04. | Package Manager, Python |
| 2026-02-20 | Resolving license file access issues due to parent directory permissions | Explains how restrictive parent directory permissions can prevent Posit Workbench from accessing a valid license file, even when the license file itself appears correctly configured. | Workbench, licensing, filesystem |
| 2026-02-20 | Resolving Python Interpreter Issues in Positron | How to resolve Python interpreter connection timeout issues in Positron A brief description of what’s being troubleshot. | Positron |
| 2026-02-20 | Resolving JupyterLab connection issues after Workbench upgrade | After upgrading Posit Workbench, JupyterLab sessions disconnect after 1-2 minutes with the error message “Disconnected from Workbench - The underlying JupyterLab connection has been closed.” | JupyterLab, Python, Workbench |
| 2026-02-20 | Package Manager won’t start - temp directory error | Troubleshooting Posit Package Manager when it fails to start due to a misconfigured tmp directory | Package Manager |
| 2026-02-20 | List of outbound or egress network destinations | A list of common network URLs that Posit product users might require. | |
| 2026-02-20 | Javascript Console Logs | Steps to collect Javascript console logs | browser |
| 2026-02-20 | Images not displaying in a published Shiny app | This article helps diagnose why images appear locally but do not display after publishing a Shiny app, and outlines the most common fixes related to asset paths, deployment structure, and HTTPS. | shinyapps.io, publishing |
| 2026-02-20 | How to upload files larger than 20MB to Support | Large file uploads for Support tickets | Posit Support |
| 2026-02-20 | How to sanitize sensitive data in diagnostics | An overview of how to sanitize any sensitive data that might be included in the diagnostics you submit to Posit Support. | Posit Support |
| 2026-02-20 | How to mount a Windows SMB/CIFS share via PAM | Mount a Windows SMB or CIFS drive automatically, using PAM, on user login. | Windows, filesystem, PAM |
| 2026-02-20 | How to export a network request log from the RStudio IDE | Exporting a network request log From the RStudio IDE | RStudio IDE, networking |
| 2026-02-20 | Error when deploying from Posit Workbench to Posit Connect using AWS NLB | When using an AWS Network Load Balancer, publishing from Workbench to Connect can fail. | AWS, Connect, Workbench, networking, publishing |
| 2026-02-20 | Deploying NFS for High Availability deployments | Configuring and deploying NFS for Posit Professional products | filesystem, high availability |
| 2026-02-20 |
Creating pprof diagnostic reports for Package Manager
|
This page provides a standard process to collect pprof profiling data when diagnosing performance or stability issues in Posit Package Manager (PPM).
|
Package Manager |
| 2026-02-20 | Connection Refused Error Messages | Resolving Connection Refused error messaging | networking |
| 2026-02-20 | Configure Posit Workbench SAML authentication to support case-insensitive usernames | How to configure your system to allow case insensitive usernames for Workbench login. | Workbench, SAML |
| 2026-02-20 | Capturing a HAR file | A guide on how to capture HAR files for troubleshooting | networking |
| 2026-02-20 | C Stack usage limit | How to resolve the C stack usage is too close to the limit error | R |
| 2026-02-20 | Automatically remove zombie processes from Workbench | How to automatically terminate spawned zombie processes from Posit Workbench | Workbench, RStudio IDE, session management |
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