Console Output

+ latexmk -pdf MLS.tex
Latexmk: This is Latexmk, John Collins, 25 October 2018, version: 4.61.
Rule 'pdflatex': Rules & subrules not known to be previously run:
   pdflatex
Rule 'pdflatex': The following rules & subrules became out-of-date:
      'pdflatex'
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Run number 1 of rule 'pdflatex'
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Running 'pdflatex  -recorder  "MLS.tex"'
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Latexmk: applying rule 'pdflatex'...
This is pdfTeX, Version 3.14159265-2.6-1.40.19 (TeX Live 2018) (preloaded format=pdflatex)
 restricted \write18 enabled.
entering extended mode
(./MLS.tex
LaTeX2e <2018-12-01>
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Document Class: report 2018/09/03 v1.4i Standard LaTeX document class
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For additional information on amsmath, use the `?' option.
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Package tocloft Warning: \@starttoc has already been redefined; tocloft bailing
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(/usr/local/texlive/texmf-dist/tex/latex/tools/array.sty)))
(/usr/local/texlive/texmf-dist/tex/latex/listings/lstmisc.sty)) (./MLS.aux)
*geometry* driver: auto-detecting
*geometry* detected driver: pdftex
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[Loading MPS to PDF converter (version 2006.09.02).]
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! LaTeX Error: There's no line here to end.

See the LaTeX manual or LaTeX Companion for explanation.
Type  H <return>  for immediate help.
 ...                                              
                                                  
l.17 \pagestyle
               {fancy}
? 
! Emergency stop.
 ...                                              
                                                  
l.17 \pagestyle
               {fancy}
!  ==> Fatal error occurred, no output PDF file produced!
Transcript written on MLS.log.
Collected error summary (may duplicate other messages):
  pdflatex: Command for 'pdflatex' gave return code 1
      Refer to 'MLS.log' for details
Latexmk: Use the -f option to force complete processing,
 unless error was exceeding maximum runs, or warnings treated as errors.
=== TeX engine is 'pdfTeX'
Latexmk: Errors, so I did not complete making targets