This error is commonly seen with mailbox file permissions in cPanel. Root access is required to correct this issue. If receiving this error and you are a Shared or Reseller customer, please contact us for further assistance.
VPS Customers
Users with root access can fix this problem in root WHM by doing to the following:
- In WHM, locate the Email section in the left-side panel.
- Select Repair Mailbox permissions.
- Click Proceed.