\doxysection{fourdst\+::composition\+::exceptions Namespace Reference} \hypertarget{namespacefourdst_1_1composition_1_1exceptions}{}\label{namespacefourdst_1_1composition_1_1exceptions}\index{fourdst::composition::exceptions@{fourdst::composition::exceptions}} \doxysubsubsection*{Classes} \begin{DoxyCompactItemize} \item class \mbox{\hyperlink{classfourdst_1_1composition_1_1exceptions_1_1CompositionError}{Composition\+Error}} \begin{DoxyCompactList}\small\item\em Base class for exceptions related to composition objects. \end{DoxyCompactList}\item class \mbox{\hyperlink{classfourdst_1_1composition_1_1exceptions_1_1InvalidCompositionError}{Invalid\+Composition\+Error}} \begin{DoxyCompactList}\small\item\em Exception thrown when a composition is in an invalid or inconsistent state. \end{DoxyCompactList}\item class \mbox{\hyperlink{classfourdst_1_1composition_1_1exceptions_1_1SpeciesError}{Species\+Error}} \begin{DoxyCompactList}\small\item\em Base class for exceptions related to atomic species. \end{DoxyCompactList}\item class \mbox{\hyperlink{classfourdst_1_1composition_1_1exceptions_1_1UnknownSymbolError}{Unknown\+Symbol\+Error}} \begin{DoxyCompactList}\small\item\em Exception thrown when an unknown symbol is encountered. \end{DoxyCompactList}\item class \mbox{\hyperlink{classfourdst_1_1composition_1_1exceptions_1_1UnregisteredSymbolError}{Unregistered\+Symbol\+Error}} \begin{DoxyCompactList}\small\item\em Exception thrown when a symbol is used that has not been registered. \end{DoxyCompactList}\end{DoxyCompactItemize}