Tabellenverzeichnis: "Puenktchen" zu lang + Text nicht korrekt umbrochen

\documentclass{scrbook}
 
\usepackage[T1]{fontenc}%for correct hyphenation and T1 encoding
\usepackage{lmodern}%latin modern font
\usepackage[american]{babel}%for American English
\usepackage{microtype}%for character protrusion and font expansion (only with pdflatex)
\usepackage{tabularx}%for special table environment (tabularx-table)
\usepackage{booktabs}%for table layout
 
\usepackage[
  pdftex,
  pdfborder={0 0 0}
]{hyperref}
 
\begin{document}
 
\microtypesetup{protrusion=false}%disable protrusion for toc
\tableofcontents
\listoftables
\microtypesetup{protrusion=true}
 
\chapter{Chapter 1} 
\section{Section 1.1}
\section{Section 1.2}
	text text text text text text text text text text text text text text text text text text text text text text text text text text text text text text text text text text text text text text text text text text text text text text text text text text text text text text text text text text text text text text text text text text text text text text text text
\section{Section 1.3}
\begin{table}[htbp] 
	\centering
	\begin{tabularx}{\textwidth}{X}
		\toprule
		\bottomrule 
	\end{tabularx}
	\caption{text text text text text text text text text text text text text text text text text text.}
\end{table}
 
\begin{table}[htbp] 
	\centering
	\begin{tabularx}{\textwidth}{X}
		\toprule
		\bottomrule 
	\end{tabularx}
	\caption{text text text text text text text text text text text text text text text text text.}
\end{table}
 
\begin{table}[htbp] 
  \centering 
  \begin{tabularx}{\textwidth}{X}
    \toprule
    \bottomrule
  \end{tabularx}
  \caption{text text text text text text text text text text text text text text te $x=10$.}
\end{table}
\end{document}