when i try to view lyx as pdf this problem pops on the screen and since i do not understand i cant fix. i have Nitro pro 8 as my pdf viewer.
thank you This is pdfTeX, Version 3.1415926-2.4-1.40.13 (MiKTeX 2.9) (preloaded format=pdflatex 2013.2.19) 5 DEC 2013 20:19 entering extended mode **Phonology_of_loanwords.tex (C:\Users\Noura\AppData\Local\Temp\lyx_tmpdir.Hp6816\lyx_tmpbuf8\Phonology_of_l oanwords.tex LaTeX2e <2011/06/27> Babel <v3.8m> and hyphenation patterns for english, afrikaans, ancientgreek, ar abic, armenian, assamese, basque, bengali, bokmal, bulgarian, catalan, coptic, croatian, czech, danish, dutch, esperanto, estonian, farsi, finnish, french, ga lician, german, german-x-2012-05-30, greek, gujarati, hindi, hungarian, iceland ic, indonesian, interlingua, irish, italian, kannada, kurmanji, latin, latvian, lithuanian, malayalam, marathi, mongolian, mongolianlmc, monogreek, ngerman, n german-x-2012-05-30, nynorsk, oriya, panjabi, pinyin, polish, portuguese, roman ian, russian, sanskrit, serbian, slovak, slovenian, spanish, swedish, swissgerm an, tamil, telugu, turkish, turkmen, ukenglish, ukrainian, uppersorbian, usengl ishmax, welsh, loaded. ("C:\Program Files (x86)\New folder\tex\latex\base\article.cls" Document Class: article 2007/10/19 v1.4h Standard LaTeX document class ("C:\Program Files (x86)\New folder\tex\latex\base\size10.clo" File: size10.clo 2007/10/19 v1.4h Standard LaTeX file (size option) ) \c@part=\count79 \c@section=\count80 \c@subsection=\count81 \c@subsubsection=\count82 \c@paragraph=\count83 \c@subparagraph=\count84 \c@figure=\count85 \c@table=\count86 \abovecaptionskip=\skip41 \belowcaptionskip=\skip42 \bibindent=\dimen102 ) ("C:\Program Files (x86)\New folder\tex\latex\base\fontenc.sty" Package: fontenc 2005/09/27 v1.99g Standard LaTeX package ("C:\Program Files (x86)\New folder\tex\generic\babel\lgrenc.def" File: lgrenc.def 2008/06/17 v2.3 Greek Encoding ) ("C:\Program Files (x86)\New folder\tex\latex\base\t1enc.def" File: t1enc.def 2005/09/27 v1.99g Standard LaTeX file LaTeX Font Info: Redeclaring font encoding T1 on input line 43. )) ("C:\Program Files (x86)\New folder\tex\latex\base\inputenc.sty" Package: inputenc 2008/03/30 v1.1d Input encoding file \inpenc@prehook=\toks14 \inpenc@posthook=\toks15 ("C:\Program Files (x86)\New folder\tex\latex\base\latin9.def" File: latin9.def 2008/03/30 v1.1d Input encoding file )) ("C:\Program Files (x86)\New folder\tex\latex\tipa\tipa.sty" Package: tipa 2002/08/08 TIPA version 1.1 ("C:\Program Files (x86)\New folder\tex\latex\base\fontenc.sty" Package: fontenc 2005/09/27 v1.99g Standard LaTeX package ("C:\Program Files (x86)\New folder\tex\latex\tipa\t3enc.def" File: t3enc.def 2001/12/31 T3 encoding LaTeX Font Info: Try loading font information for T1+cmss on input line 357. ("C:\Program Files (x86)\New folder\tex\latex\base\t1cmss.fd" File: t1cmss.fd 1999/05/25 v2.5h Standard LaTeX font definitions )) ("C:\Program Files (x86)\New folder\tex\latex\base\t1enc.def" File: t1enc.def 2005/09/27 v1.99g Standard LaTeX file LaTeX Font Info: Redeclaring font encoding T1 on input line 43. ))) ! LaTeX Error: File `amstext.sty' not found. Type X to quit or <RETURN> to proceed, or enter new name. (Default extension: sty) Enter file name: ! Emergency stop. <read *> l.10 *** (cannot \read from terminal in nonstop modes) Here is how much of TeX's memory you used: 1290 strings out of 493921 15489 string characters out of 3144876 55134 words of memory out of 3000000 4639 multiletter control sequences out of 15000+200000 7445 words of font info for 19 fonts, out of 3000000 for 9000 841 hyphenation exceptions out of 8191 35i,0n,24p,229b,70s stack positions out of 5000i,500n,10000p,200000b,50000s ! ==> Fatal error occurred, no output PDF file produced!