NFS (v4) client attempts to delete a file by issuing a REMOVE call, but receives NFS4ERR_FILE_OPEN An NFS client creates and writes a file for import by a CIFS client (SQL Server is a known example) C...NFS (v4) client attempts to delete a file by issuing a REMOVE call, but receives NFS4ERR_FILE_OPEN An NFS client creates and writes a file for import by a CIFS client (SQL Server is a known example) CIFS client fully reads the import file, but does not close the file proactively, preventing the NFS writer from deleting it until the oplocks held by the CIFS client expire