--- title: "Error: \"Startup.hdr is missing\"" description: "Error - The following resources are missing: startup.hdr" --- [Skip to content](https://support.keyshot.com/en/knowledge-base/error-startup.hdr-is-missing#main-content) English Show submenu for translations ![KeyShot](https://support.keyshot.com/hs-fs/hubfs/keyshot-logo-blk-3d.png?height=40&name=keyshot-logo-blk-3d.png) - [Support Home Page](https://www.keyshot.com/support/) - [Sign Out](https://support.keyshot.com/_hcms/mem/logout) Open main navigation Close main navigation - [Support Home Page](https://www.keyshot.com/support/) - [Sign Out](https://support.keyshot.com/_hcms/mem/logout) - English Show submenu for translations - [My Inbox](https://support.keyshot.com/tickets-view) [My Inbox](https://support.keyshot.com/tickets-view?hsLang=en) Tell us what's happening - There are no suggestions because the search field is empty. 1. [Support Knowledge Base](https://support.keyshot.com/en/knowledge-base?hsLang=en) 2. [Technical Support](https://support.keyshot.com/en/knowledge-base/technical-support?hsLang=en) 3. [KeyShot Studio](https://support.keyshot.com/en/knowledge-base/technical-support?hsLang=en#keyshot-studio) # Error: "Startup.hdr is missing" ## When launching KeyShot, the error appears stating "The following resources are missing: Startup.hdr"   #### Issue Upon launching KeyShot, the following errors may appear. KeyShot Resources may also be missing.  ![d138addc-eaab-472f-993e-41b6aa10cbce-TICKET.attachments-startup-error.jpg](https://api-na1.hubspot.com/filemanager/api/v2/files/198577940145/signed-url-redirect?portalId=2757257)![](https://support.keyshot.com/hs-fs/hubfs/image-png-Nov-15-2025-12-52-02-0969-AM.png?width=523&height=456&name=image-png-Nov-15-2025-12-52-02-0969-AM.png) ### Environment Details - KeyShot - Any version ### Resolution Perform a Fresh Install and be sure to keep the Resources folder at it's default location or at the very least a local drive. Be sure that the Resources Folder location is correct in the Preferences settings.  Please try a fresh install using the full installer: 1. Uninstall *KeyShot.* ***Windows**: Uninstall through Add/Remove Programs.* ***Mac**: Uninstall by going to the Applications folder and Deleting the KeyShot app.* 2. Make sure to delete the *KeyShot*  resources folder **Note:** Move it to the desktop if you wish to back up your resources. Windows Default: \* C:\\Users\\UserName\\Documents\\KeyShot or \* C:\\Users\\Public\\Documents\\KeyShot \* Delete C:\\ProgramData\\Luxion\\KeyShot folder \* Delete C:\\Users\\%username%\\AppData\\Local\\Luxion\\KeyShot folder Mac Default: /Library/Application Support/KeyShot 3. Download and Re-install *KeyShot* using the links below. For this step, you’ll need the **full installer** (not the "update" installer). You can find the newest version of KeyShot [here.](https://www.keyshot.com/resources/downloads/) You will need to either enter your information or login to your KeyShot Cloud Account to access the installers. You can find older versions of KeyShot [here.](https://www.keyshot.com/resources/downloads/previous-versions/) 4. Go through the registration wizard, enter your license information, and *KeyShot* should be up and running. ### Additional Resources - [Could not Find Resources for KeyShot](https://support.keyshot.com/en/knowledge-base/could-not-find-the-resources-for-keyshot?hsLang=en)   - [Technical Support](https://support.keyshot.com/en/knowledge-base/technical-support?hsLang=en#main-content) - [KeyShot Studio](https://support.keyshot.com/en/knowledge-base/technical-support?hsLang=en#keyshot-studio) - [Network Rendering](https://support.keyshot.com/en/knowledge-base/technical-support?hsLang=en#network-rendering) - [KeyVR](https://support.keyshot.com/en/knowledge-base/technical-support?hsLang=en#keyvr) - [Plugins](https://support.keyshot.com/en/knowledge-base/technical-support?hsLang=en#plugins) - [How-To](https://support.keyshot.com/en/knowledge-base/technical-support?hsLang=en#how-to) - [KeyShot Hub](https://support.keyshot.com/en/knowledge-base/technical-support?hsLang=en#keyshot-hub) - [KeyShot Web](https://support.keyshot.com/en/knowledge-base/technical-support?hsLang=en#keyshot-web) - [License Support](https://support.keyshot.com/en/knowledge-base/license-support?hsLang=en#main-content) - [Node-Lock](https://support.keyshot.com/en/knowledge-base/license-support?hsLang=en#node-lock) - [Floating](https://support.keyshot.com/en/knowledge-base/license-support?hsLang=en#floating) - [Subscription](https://support.keyshot.com/en/knowledge-base/license-support?hsLang=en#subscription) - [FAQs](https://support.keyshot.com/en/knowledge-base/faqs?hsLang=en#main-content) - [General FAQs](https://support.keyshot.com/en/knowledge-base/faqs?hsLang=en#general-faqs) - [Key VR](https://support.keyshot.com/en/knowledge-base/faqs?hsLang=en#key-vr) - [KeyShot Studio FAQ's](https://support.keyshot.com/en/knowledge-base/faqs?hsLang=en#keyshot-studio-faqs) - [KeyShot Web FAQ's](https://support.keyshot.com/en/knowledge-base/faqs?hsLang=en#keyshot-web-faqs) - [KeyShot Network Rendering FAQ's](https://support.keyshot.com/en/knowledge-base/faqs?hsLang=en#keyshot-network-rendering-faqs) - [KeyShot WebViewer](https://support.keyshot.com/en/knowledge-base/faqs?hsLang=en#keyshot-webviewer) - [Announcements](https://support.keyshot.com/en/knowledge-base/announcements?hsLang=en) - [Learning Content](https://support.keyshot.com/en/knowledge-base/learning-content?hsLang=en#main-content) - [Webinars](https://support.keyshot.com/en/knowledge-base/learning-content?hsLang=en#webinars) - [Quick Tips](https://support.keyshot.com/en/knowledge-base/learning-content?hsLang=en#quick-tips) - [Downloads](https://support.keyshot.com/en/knowledge-base/downloads?hsLang=en) - [Best Practices](https://support.keyshot.com/en/knowledge-base/best-practices?hsLang=en) [![Chill listening crop-3](https://support.keyshot.com/hs-fs/hubfs/keyshot-logo-blk-3d.png?width=63&height=24&name=keyshot-logo-blk-3d.png "Chill listening crop-3")](https://www.keyshot.com/) keyshot.com Help Center Copyright © 2026, KeyShot