ADVM-03054：Snapshot string is not a valid snapshot name.

错误原因：The acfsutil snap command failed because the indicated name was not a valid snapshot name. Possible reasons include: 1) The snapshot name exceeded the limit of 255 characters. 2) The snapshot name equaled "." or "..". 3) The snapshot name contained "/" (Unix or Linux). 4) The snapshot name contained "" or ":" (Windows). 5) The snapshot name contained an illegal character for NTFS file names (Windows).