I tried it and here is the log
Code:
"ebook-meta "C:\22\Makers of History - Xerxes - Abbot_ Jacob.lrf""
Title : Abbot Jacob
Author(s) : Makers of History - Xerxes [Abbot, Jacob]
Comments : Unknown
Tags : Unknown
"ebook-meta "C:\22\Makers of History - Xerxes - Abbot_ Jacob.lrf" -t "Makers of
History - Xerxes [Abbot, Jacob]""
Original metadata::
Title : Abbot Jacob
Author(s) : Makers of History - Xerxes [Abbot, Jacob]
Comments : Unknown
Tags : Unknown
Changed metadata::
Title : Makers of History - Xerxes [Abbot, Jacob]
Author(s) : Makers of History - Xerxes [Abbot, Jacob]
Comments : Unknown
Tags : Unknown
"ebook-meta "C:\22\Makers of History - Xerxes - Abbot_ Jacob.lrf" -a "Abbot Jaco
b""
Original metadata::
Title : Makers of History - Xerxes [Abbot, Jacob]
Author(s) : Makers of History - Xerxes [Abbot, Jacob]
Comments : Unknown
Tags : Unknown
Changed metadata::
Title : Makers of History - Xerxes [Abbot, Jacob]
Author(s) : Abbot Jacob [Jacob, Abbot]
Comments : Unknown
Tags : Unknown
File: 2
It seems to work for me, so you probably just either need to update to the last v. of calibre, if you don't have ebook-meta.exe, or add "C:\Program Files\calibre" to your path.