("C:\Program Files (x86)\MiKTeX 2.9\tex\latex\glossaries\styles\glossary-tree.s ty" Package: glossary-tree 2011/03/28 v3.0 (NLCT) \glstreeindent=\skip58 )) \glo@main@file=\write5 Package glossaries Info: Writing glossary file PlusGloss.glo on input line 14. ! Undefined control sequence. \in@ #1#2->\begingroup \def \in@@ ##1#1{}\toks@ \expandafter {\in@@ #2{}{}#1... l.18 description=\nopostdesc} The control sequence at the end of the top line of your error message was never \def'ed. If you have misspelled it (e.g., `\hobx'), type `I' and the correct spelling (e.g., `I\hbox'). Otherwise just continue, and I'll forget about whatever was undefined. ! Illegal parameter number in definition of \glo@gls:Plus@text. 1 l.18 description=\nopostdesc} You meant to type ## instead of #, right? Or maybe a } was forgotten somewhere earlier, and things are all screwed up? I'm going to assume that you meant ##. ! Undefined control sequence. \in@ ...f \in@@ ##1#1{}\toks@ \expandafter {\in@@ #2{}{}#1}\edef \in@@ {\the... l.18 description=\nopostdesc} The control sequence at the end of the top line of your error message was never \def'ed. If you have misspelled it (e.g., `\hobx'), type `I' and the correct spelling (e.g., `I\hbox'). Otherwise just continue, and I'll forget about whatever was undefined. ! Undefined control sequence. \in@ ... \expandafter {\in@@ #2{}{}#1}\edef \in@@ {\the \toks@ }\expandafter... l.18 description=\nopostdesc} The control sequence at the end of the top line of your error message was never \def'ed. If you have misspelled it (e.g., `\hobx'), type `I' and the correct spelling (e.g., `I\hbox'). Otherwise just continue, and I'll forget about whatever was undefined. ) ! Incomplete \iffalse; all text was ignored after line 18. \fi <*> PlusGloss.tex The file ended while I was skipping conditional text. This kind of error happens when you say `\if...' and forget the matching `\fi'. I've inserted a `\fi'; this might work. ! Emergency stop. <*> PlusGloss.tex *** (job aborted, no legal \end found)