当我要在 MikTeX 中以 XeLaTeX 模式运行以下内容时：
出现以下错误：
This is XeTeX, Version 3.14159265-2.6-0.99996 (MiKTeX 2.9)
entering extended mode
("bengali in latex.tex"
LaTeX2e <2016/03/31> patch level 3
Babel <3.9r> and hyphenation patterns for 75 language(s) loaded.
("C:\Program Files (x86)\MiKTeX 2.9\tex\latex\base\article.cls"
Document Class: article 2014/09/29 v1.4h Standard LaTeX document class
("C:\Program Files (x86)\MiKTeX 2.9\tex\latex\base\size10.clo"))
(latexbangla.sty
("C:\Program Files (x86)\MiKTeX 2.9\tex\latex\polyglossia\polyglossia.sty"
(C:\Users\kausani\AppData\Roaming\MiKTeX\2.9\tex\latex\etoolbox\etoolbox.sty)
(C:\Users\kausani\AppData\Roaming\MiKTeX\2.9\tex\latex\makecmds\makecmds.sty)
("C:\Program Files (x86)\MiKTeX 2.9\tex\latex\xkeyval\xkeyval.sty"
("C:\Program Files (x86)\MiKTeX 2.9\tex\generic\xkeyval\xkeyval.tex"
("C:\Program Files (x86)\MiKTeX 2.9\tex\generic\xkeyval\xkvutils.tex"
("C:\Program Files (x86)\MiKTeX 2.9\tex\generic\xkeyval\keyval.tex"))))
("C:\Program Files (x86)\MiKTeX 2.9\tex\latex\fontspec\fontspec.sty"
(C:\Users\kausani\AppData\Roaming\MiKTeX\2.9\tex\latex\l3kernel\expl3.sty
(C:\Users\kausani\AppData\Roaming\MiKTeX\2.9\tex\latex\l3kernel\expl3-code.tex)
(C:\Users\kausani\AppData\Roaming\MiKTeX\2.9\tex\latex\l3kernel\l3xdvipdfmx.def
))
(C:\Users\kausani\AppData\Roaming\MiKTeX\2.9\tex\latex\l3packages\xparse\xparse
.sty) ("C:\Program Files (x86)\MiKTeX 2.9\tex\latex\fontspec\fontspec-xetex.sty
" ("C:\Program Files (x86)\MiKTeX 2.9\tex\latex\base\fontenc.sty"
("C:\Program Files (x86)\MiKTeX 2.9\tex\latex\euenc\eu1enc.def")
("C:\Program Files (x86)\MiKTeX 2.9\tex\latex\euenc\eu1lmr.fd"))
("C:\Program Files (x86)\MiKTeX 2.9\tex\xelatex\xunicode\xunicode.sty"
(C:\Users\kausani\AppData\Roaming\MiKTeX\2.9\tex\latex\tipa\t3enc.def
("C:\Program Files (x86)\MiKTeX 2.9\tex\latex\euenc\eu1lmss.fd"))
("C:\Program Files (x86)\MiKTeX 2.9\tex\latex\graphics\graphicx.sty"
("C:\Program Files (x86)\MiKTeX 2.9\tex\latex\graphics\graphics.sty"
("C:\Program Files (x86)\MiKTeX 2.9\tex\latex\graphics\trig.sty")
("C:\Program Files (x86)\MiKTeX 2.9\tex\latex\00miktex\graphics.cfg")
("C:\Program Files (x86)\MiKTeX 2.9\tex\latex\graphics-def\xetex.def"))))
Runaway argument?
{\dim_set:Nn ##1{\fontdimen ##2##3}\dim_compare:nNnT ##1={0pt}{\settoheight \ET
C.
! Forbidden control sequence found while scanning use of \__cs_generate_from_si
gnature:nnNNNn.
<inserted text>
\par
l.1767 \int_case:nnn
#2
?
以及以下输出
我如何删除 所需部分25x8X?及5555555555以上的内容？