current: /userdata/sessions/76/someUser/de19e57883
legacy:  /userdata/sessions/76/someUser/de19e578
  current width 10, legacy width 8
  the legacy name is a prefix of the current one

shape
  /userdata/sessions/76/someUser/03c7c0ace3
  spreading directory is 2 characters
  two users, same session name, same directory? no

no directory configured
  empty sessionDataDir -> NULL

refused
  a relative sessionDataDir                aborted
  hashLen 0                                aborted
  hashLen 33, past the end of an md5       aborted

0 failures
