program was running when the filter function was started. However, if
@code{debug-on-error} is non-@code{nil}, errors are not caught.
This makes it possible to use the Lisp debugger to debug filter
-functions. @xref{Debugger}.
+functions. @xref{Debugger}. If an error is caught, Emacs pauses for
+@code{process-error-pause-time} seconds so that the user sees the
+error. @xref{Asynchronous Processes}
Many filter functions sometimes (or always) insert the output in the
process's buffer, mimicking the actions of the default filter.
programs was running when the sentinel was started. However, if
@code{debug-on-error} is non-@code{nil}, errors are not caught.
This makes it possible to use the Lisp debugger to debug the
-sentinel. @xref{Debugger}.
+sentinel. @xref{Debugger}. If an error is caught, Emacs pauses for
+@code{process-error-pause-time} seconds so that the user sees the
+error. @xref{Asynchronous Processes}
While a sentinel is running, the process sentinel is temporarily
set to @code{nil} so that the sentinel won't run recursively.