Introduction

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• Files being removed accidentally

• Files not fully copied over during server migrations or space imports

• Malicious attacks caused by trojans or ransomware

• Files quarantined by virus scans with updated virus definition files

• Errors during the file uploads/deletion

• Incomplete page move operations (👉 before Confluence 8.1)

• File/Folder permissions set wrongly

• Confluence disk space full

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Since there may be a lot of attachments in the Confluence instance, we recommend to schedule the scanning during off-peak hours

1. Click on the pencil icon for Scheduled Time to adjust the time for scanning

2. The Scan Status will be updated progressively whenever it has scanned 1 new space

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1. Try to locate the file in the quarantine folder or from the backups

2. Click on the info icon to find the location of the missing attachment

   

3. Copy the file back to the location in the Confluence server

4. Verify that the restored attachment can be downloaded from the Confluence page

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If the attachment cannot be restored, it will be better to clear the database record with the following steps

1. Click on the bin icon to delete the database record of the missing attachment

2. Click on Delete button to confirm

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