Troubleshoot content issues
Last updated: August 28, 2025
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You may encounter some common issues while using the content editor or while viewing live content. The following are some common issues and general steps to resolve them.
Content editor won't save changes
A dialog box may alert you that your changes aren't being saved in the content editor. This occurs when the content is open in multiple browser tabs or windows on one or more devices.
- To resolve your changes not being saved:
- In the dialog box, click Go back to editor.
- In the content editor, copy any content updated since the last save.
- In the browser, close any duplicate tabs or windows to prevent the error from persisting. If no duplicates exist, view the revision history to confirm if another user has been editing the content on a different device.
- In the browser, reload the content editor. This will load the most recently saved version of the page.
- In the content editor, paste the content you copied previously.
- When finished, click Save.
- If this error persists, clear your cookies and cache or try using a different browser.
Published content is displaying a 404 error
A 404 error appears when a live page doesn't exist at the URL entered in the browser's address bar.
- To troubleshoot a 404 error for a HubSpot-hosted page, verify the following:
- The content has been published in HubSpot.
- The URL entered in the browser is an exact match to the page's URL.
- The error persists when all URL parameters are removed.
- There are no broken URL redirects that use this URL as the Original URL.
- The error isn't caused by a network issue.
- There are no issues with your DNS provider.
- If you still have issues accessing published content, contact HubSpot Support.
Content won't load on a specific network
If your HubSpot-hosted content loads on some networks but not others, follow the steps below to diagnose and resolve.
- To diagnose the network issue:
- On a mobile device, turn off Wi-Fi to use your cellular data network.
- Try to access your content:
- If the content loads, the issue is likely a network-specific issue where the content previously failed. In this case, visitors not using that network should be able to access the content without issue.
- If the content doesn't load, the problem is likely not network-specific. Learn more about troubleshooting a 404 error.
- To resolve the network issue:
- Partner with your IT team or network administrator.
- Ask them to confirm that your CNAME records in the network's internal DNS configuration match the records in HubSpot.
Content hosted on SSL displays mixed-content warnings
Mixed-content warnings occur on a secure HubSpot-hosted page with SSL (https) when an external resource (e.g., an external stylesheet) tries to load from an insecure source (http). To resolve this, you can either update the asset's URL or upload the asset to HubSpot.
- To update the external asset URL:
-
- In your HubSpot-hosted content, locate the URL for the external asset causing the warning. Some common sources are:
- The
src
attribute of images in rich text or custom HTML modules. @font-face
declarations for external fonts.@import
declarations for external stylesheets.
- The
- In the insecure URL (http), edit the prefix to https.
- Publish your changes then reload the content to confirm the warning is resolved. If the asset fails to load, it may not be available over a secure URL (https). In this case, you'll need to upload the asset to the files tool.
- In your HubSpot-hosted content, locate the URL for the external asset causing the warning. Some common sources are:
- To upload the asset in the files tool:
-
- Download the asset from its external source.
- In your HubSpot account, navigate to Content > Files.
- On the File page, click Upload files in the top right.
- Select and upload the asset file.
- Once uploaded, click the name of the file.
- In the right panel, click Copy URL.
- Return to your content and replace the insecure URL (http) with the new URL (https).
- Publish your changes then reload the content to confirm the warning is resolved.
Learn more about how stylesheets are attached to content in HubSpot.
Template updates aren't reflected in existing content
Changes to locked modules and global modules apply automatically to existing content, but changes to other modules don't.
To lock content in the design manager:
- In your HubSpot account, navigate to Content > Design Manager.
- In the left column, open your template.
- In the layout editor, right-click the module, then select Prevent editing in content editors.
- In the top right, click Publish changes.
If changes to locked or global content aren't appearing in live content, you can trigger rendering by making a small change (e.g., adding a space) and publishing the content.