Hi Jeff,
When you use a method for the first time, it is not unusual and generally
wise to read the help on the methods, for instance:
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ProjectSummaryInfo Method
Sets information about a project.
Syntax
expression.ProjectSummaryInfo(Project, Title, Subject, Author, Company,
Manager, Keywords, Comments, Start, Finish, ScheduleFrom, CurrentDate,
Calendar, StatusDate)
expression Optional. An expression that returns an Application object.
Project Optional String. The file name of the project that should have its
project information edited.
Title Optional String. The title of the project.
Subject Optional String. The subject of the project.
Author Optional String. The author of the project.
Company Optional String. The company associated with the project.
Manager Optional String. The manager of the project.
Keywords Optional String. The keywords associated with the project.
Comments Optional String. The comments associated with the project.
Start Optional Variant. The start date of the project. If ScheduleFrom is
pjProjectFinish, Start is ignored.
Finish Optional Variant. The finish date of the project. If ScheduleFrom
is pjProjectStart, Finish is ignored.
ScheduleFrom Optional Long. Can be one of the following
PjScheduleProjectFrom constants: pjProjectStart or pjProjectFinish.
CurrentDate Optional Variant. The current date for the project.
Calendar Optional String. The name of the base calendar for the project.
StatusDate Optional Variant. The current status date for the project.
Remarks
Using the ProjectSummaryInfo method without specifying any arguments
displays the Project Information dialog box.
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This explains why you get an error isn't it?
And by the way what is it you are looking for?
Could it be as simple as
Activeproject.Name?
HTH