Signed-off-by: Ewan Mellor <ewan@xensource.com>
\begin{verbatim}SR_HANDLE_INVALID(handle)\end{verbatim}
\begin{center}\rule{10em}{0.1pt}\end{center}
+\subsubsection{TASK\_HANDLE\_INVALID}
+
+You gave an invalid task handle. The task may have recently been deleted.
+The handle parameter echoes the bad value given.
+
+\vspace{0.3cm}
+{\bf Signature:}
+\begin{verbatim}TASK_HANDLE_INVALID(handle)\end{verbatim}
+\begin{center}\rule{10em}{0.1pt}\end{center}
+
\subsubsection{VBD\_HANDLE\_INVALID}
You gave an invalid VBD handle. The VBD may have recently been deleted.