>From ra...@inputplus.co.uk Thu Apr 14 12:50:29 2016 > >I suspect the error can be ignored the two times it appears for you.
Ralph, thank you for a detailed analysis. >Do you otherwise find the output is OK? no, not at all: http://eis.bris.ac.uk/~mexas/doc.html I have other errors and warnings: /usr/local/bin/groff -ept -ms -Thtml -P -Dhtmlimg -P -r -VV doc.ref > doc.html ./doc.1:4: macro error: RP is not allowed after the first page has started ./term.1:144: suppression limit registers span more than one page; image description 13 will be wrong ./ex9.1:167: suppression limit registers span more than one page; image description 21 will be wrong Calling `pnmcut 100 133 601 882 < /tmp/groff-page-G5npxm | pnmcrop -quiet | pnmtopng -background rgb:f/f/f -transparent rgb:f/f/f > htmlimg/grohtml-793697.png ' returned status 256 ./doc.1:4: macro error: RP is not allowed after the first page has started ./impl.1:151: warning [p 2, 12.0i, div `3tbd0,1', 0.0i]: can't break line ./impl.1:151: warning [p 2, 12.0i, div `3tbd0,1', 0.2i]: can't break line ./impl.1:155: warning [p 2, 12.0i, div `3tbd0,3', 0.0i]: can't break line ./doc.1:101: warning [p 2, 5.2i]: can't break line soelim doc.ref | pic | tbl | eqn -Tps:html | pre-grohtml -Dhtmlimg -r troff -ms -Thtml | post-grohtml -Dhtmlimg -r Many thanks for your help Anton