Troubleshooting downloading packages from Package Manager

TLS
SSL
Package Manager
Workbench
Connect
Published

November 10, 2025

Abstract

Troubleshoot certificate issues when installing R packages.

Details on configuring TLS certifificates for each Posit professional product are available at the links below:

Description

Users of Workbench or Connect are unable to use install.packages() to obtain packages from Package Manager.

Solution

When the Package Manager server has an SSL certificate assigned to it, then Workbench and Connect must be configured to trust that Follow the Linux distribution-specific instructions to add SSL certificates to the machine.

If you’re still having issues, you can reach out to Support by opening a ticket.