Problem with apacite

Question

\begin{quote}
 nominal depreciation of the currency of at least 25\% that 
 is also at least a 10\% increase in the rate of depreciation 
 \citep[p.~523]{frankel1996currency}
\end{quote}

Why doesn't this command work?

I am using the following commands in my main text.

\documentclass[a4paper,12pt]{report}

\usepackage[USenglish]{babel}   % language, change USenglish to german if writing in German
\usepackage{amsmath,amsfonts,amssymb,mathrsfs} % math symbols
\usepackage{graphicx}   % package for graphics
\usepackage{tabularx}   % package for tables
\usepackage{microtype} 
\usepackage{booktabs}   % for nice tables
%\usepackage{bookmark}  % allows you to click on bookmarks in the pdf, it is commented off because it might disturb you at the beginning. Comment on to see what it can do.
\usepackage{bm}         % for bold math
\usepackage{listings}   % for inserting code
\usepackage{verbatim}   % useful for program listings
\usepackage{pdflscape}  % turning wide pages by 90°
\usepackage{color}      % package for colors
\usepackage[utf8]{inputenc}
\usepackage{geometry}   % interface of your document dimensions
\usepackage[hang]{footmisc} % option hang produces hanging footnotes, see options of package
\usepackage[capposition=top]{floatrow}  % defines the position of a caption in a floating environment
\expandafter\def\expandafter\quote\expandafter{\quote\small}
\usepackage{longtable} % for long tables
\usepackage{subcaption}
\usepackage{booktabs}
\usepackage[dvipsnames]{xcolor}
\usepackage{fancyvrb}
\usepackage{makecell} % use for bold line \hlineB{2}
\usepackage{boldline} % use for bold line \hlineB{2}
\usepackage{amsmath} 
\usepackage{rotating} % to retrun tables vertically 
 \usepackage{hyperref}
\usepackage{tablefootnote}
\usepackage{footnote} 
\usepackage{apacite}
 \usepackage{url} %for online cite
\usepackage{hyperref}

%% Customized options

\usepackage{apacite}
\usepackage[onehalfspacing]{setspace}   % Either double-spaced, onehalf-spaced, or single-spaced
\clubpenalty=1000                       % prevents single lines at the end of page 
\widowpenalty=1000                      % prevents single lines at the top of page 
\displaywidowpenalty=1000               % for math mode
\interfootnotelinepenalty=10000         % prevents footnotes from breaking across pages
\newcommand{\N}{{\mathbb N}}            % shortcut for natural numbers
\newcommand{\R}{{\mathbb R}}            % shortcut for real numbers
\usepackage{booktabs}
\usepackage{pdfpages} 

%% Other stuff
\DeclareGraphicsExtensions{.pdf,.png,.jpg} % include pictures only with these endings
\setlength{\footnotemargin}{10pt}   % defines the space of hanging footnotes

\geometry{left=2.5cm, right=2.5cm, top=2.5cm, bottom=2.5cm} %sets margins on paper itself, check again before submitting/writing if you got the right numbers here
\definecolor{darkblue}{RGB}{51, 51, 178}    % defines colour of written text
\allowdisplaybreaks % allows page breaks in align envirnonment

\usepackage{pdfpages}

\graphicspath{C:\Users\Arbnor\Desktop\w\the1\fig}


\begin{document}

\begin{titlepage} 

    \newcommand{\HRule}{\rule{\linewidth}{0.5mm}} 

    \centering    
    \includegraphics{Harvardlogo.pdf}    
    \textsc{\Large Master Thesis}\\[0.5cm]    
    \HRule\\[0.4cm]
    {\huge\bfseries Currency Crises: An Empirical Analysis}\\[0.4cm] 
    \HRule\\[1.5cm]


    \begin{minipage}{0.4\textwidth}
        \begin{flushleft}
            \large
            \textit{Author}\\
            \textsc{} % Your name
        \end{flushleft}
    \end{minipage}
    ~
    \begin{minipage}{0.4\textwidth}
        \begin{flushright}
            \large
            \textit{Supervisor}\\
             Prof. Dr.  \textsc{} % Supervisor's name
        \end{flushright}
    \end{minipage}

    \vfill\vfill\vfill 

    {\large\today} 
    \vfill 

\end{titlepage}  
\newpage   

\include{chapters/abstract}
\newpage

\tableofcontents    
\listoffigures    
\listoftables   
\include{chapters/introduction} 
\include{chapters/Literature}

%---------------------------------------------------------------

\bibliographystyle{apacite}
\bibliography{references/references}

\end{document}

Answer 1

Two suggestions:

• Load the apacite package only once, not twice.

• If you want to use \citet and \citep, you must load the apacite package with the option natbibapa.

Two additional comments: (a) No package should be loaded more than once, ever. (b) Load the hyperref package last.