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Fix SharePoint Server 2019 Cannot Upload Files in Modern View
Question details
Users are unable to upload files, drag and drop, or sync document libraries in the Modern view of SharePoint Server 2019, while the Classic view works without issues.
- Product
- SharePoint Server 2019
- Device & OS
- not provided
- Scenario
- Attempting to upload, drag and drop, or sync files in a document library using the Modern view interface.
- Observed behavior
- The upload and drag-and-drop functionalities fail to respond or process duplicate files in the Modern view.
Ensure you have administrative access to the SharePoint Server and a recent backup of your server state before applying cumulative updates.
Install Microsoft KB Updates KB5002580 and KB5002538
Applying specific official Microsoft patches can resolve known modern view upload and synchronization bugs in SharePoint Server 2019.
Microsoft periodically releases patches that fix functional bugs within the SharePoint Server environment. For upload and synchronization issues occurring specifically in the Modern view, applying specific cumulative updates is usually required to restore proper functionality.
Navigate to the Microsoft Update Catalog website and search for KB5002580 and KB5002538.
Run the downloaded update files on your SharePoint 2019 Server as an administrator.
Restart the server if prompted, then navigate back to your SharePoint document library in Modern view to test the file upload and drag-and-drop capabilities.
Temporarily Switch to Classic View
Use the Classic view to bypass the Modern view upload failure until the server patches can be applied.
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Frequently Asked Questions
Why does file upload work in Classic view but fail in Modern view on SharePoint 2019?
The Modern view in SharePoint Server 2019 utilizes a completely different set of underlying web frameworks and APIs compared to the Classic view. Specific bugs in the Modern view's code may prevent uploads, while the older architecture of the Classic view remains unaffected.
Where is the best place to report SharePoint Server bugs?
For SharePoint Server 2019 specifically, you should post your issue on the Microsoft Q&A forums using the 'SharePoint Server' tag, as this connects you directly with Microsoft engineers and specialized IT professionals.
What does installing KB5002580 do for SharePoint Server 2019?
KB5002580 is an official Microsoft cumulative update that patches known functional and security issues within the SharePoint Server 2019 environment, including fixing broken interface elements and synchronization issues when paired with KB5002538.
