In Ebook-size builds, pdfTeX complains: pdfTeX warning (ext4): destination with the same identifier (name{page.i}) has been already used, duplicate ignored As a workaround, disable pageanchor of hyperef for titlepage in Ebook-size builds. Signed-off-by: Akira Yokosawa <akiyks@xxxxxxxxx> --- perfbook-lt.tex | 3 +++ 1 file changed, 3 insertions(+) diff --git a/perfbook-lt.tex b/perfbook-lt.tex index af60f6f2388f..4c8870a135d9 100644 --- a/perfbook-lt.tex +++ b/perfbook-lt.tex @@ -641,7 +641,10 @@ \frontmatter +\IfEbookSize{\hypersetup{pageanchor=false}}{} \maketitle +\IfEbookSize{\hypersetup{pageanchor=true}}{} + \IfTwoColumn{ \onecolumn\begin{adjustwidth*}{.95in}{.8in} \addtolength{\parindent}{6pt} -- 2.25.1