A boolean. If true and an error occurs while retrieving the error information, then an error of type com-error
is signaled. Otherwise nil
is returned.
A list of keywords specifying the error information fields to return.
The function get-error-info
allows the various components of the error information to be retrieved for the last Automation method called. The fields should be a list of the following keywords, to specify which fields of the error information should be returned:
A refguid object.
A string specifying the ProgID.
A string describing the error.
A string giving the help file's path.
An integer giving the help context id.
A field-value will be returned for each field specified. The field-value will be nil
if the field is does not have a value.
(multiple-value-bind (source description)
(get-error-info :fields '(:source :description))
(error "Failed with '~A' in ~A" description source))
LispWorks COM/Automation User Guide and Reference Manual - 23 Mar 2017