class \mbox{\hyperlink{classfourdst_1_1composition_1_1exceptions_1_1_composition_error}{fourdst\+::composition\+::exceptions\+::\+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_1_invalid_composition_error}{fourdst\+::composition\+::exceptions\+::\+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_1_unregistered_symbol_error}{fourdst\+::composition\+::exceptions\+::\+Unregistered\+Symbol\+Error}}
\begin{DoxyCompactList}\small\item\em Exception thrown when a symbol is used that has not been registered. \end{DoxyCompactList}\item
class \mbox{\hyperlink{classfourdst_1_1composition_1_1exceptions_1_1_species_error}{fourdst\+::composition\+::exceptions\+::\+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_1_unknown_symbol_error}{fourdst\+::composition\+::exceptions\+::\+Unknown\+Symbol\+Error}}
\begin{DoxyCompactList}\small\item\em Exception thrown when an unknown symbol is encountered. \end{DoxyCompactList}\end{DoxyCompactItemize}