Check File Format – Ensure the document is in PDF (.pdf) format, as other file types are not currently supported.
Verify File Size – Confirm that the file does not exceed the maximum upload limit specified in your plan.
Try a Different Browser or Network – Switch to another browser or check your internet connection for stability.
Re-upload the File – Delete and re-upload the document to see if the issue persists.
Contact Support – If the problem continues, reach out to ResearchCollab Support for further assistance.