You should try 5.5 beta if you can still access it. The error overlaying
objects has many causes, a very serious one being the object handling
routines that were really faulty. These have been corrected in 5.5 and many
such problems have disappeared.
Jacques Paris
============================================================
e-mail [EMAIL PROTECTED]
alternate [EMAIL PROTECTED]
gis activity (MapInfo mainly)
http://www.total.net/~rparis/gisproducts.htm
============================================================
> -----Original Message-----
> From: [EMAIL PROTECTED]
> [mailto:[EMAIL PROTECTED]]On Behalf Of Don Amsbaugh
> Sent: May 19, 1999 8:47 PM
> To: Mapinfo l
> Subject: MI Limits on Creating a buffer
>
>
> I read these emails frequently and think this is one of the best support
> groups available. I hope you can help me before I call MapInfo for tech
> support.
>
> Is there a limit in the number of objects or object types a that can be
> selected for the Objects, Buffer command?
>
> I am trying to creating a 5 Mile buffer around numerous (4000+) region
> objects. When too many objects or even certain ones are
> selected, I get the
> following error: An error occurred overlaying the objects. Operation
> canceled. Needless to say, this doesn't help me too much.
>
> I have the options set at 12 segment per circle, and I've tried both one
> buffer for all objects and one buffer for each object.
>
> I end up having to select 10 or so objects at a time, which creates a lot
> of Query tables. After a certain point, MapInfo becomes unstable and
> crashes, I think because of the numerous temporary tables created? This
> task should only be a couple clicks and keystrokes, but ends up taking
> hours.
>
> I'm new to MapBasic, but would it be a relatively simple task to create a
> script that selects a subset of these objects, and draws the
> buffer for me?
> (I know this will be the answer)
>
> In case it matters: MapInfo 4.5 on NT4, service pack 3. It's a US map,
> with states, counties, zips, and a thematic map for markets. The object
> layer is read only so I put the buffer in its own layer.
>
> Thanks in advance for any help you can offer.
>
> Don Amsbaugh
> Aeris Communications, Inc.
> www.aeris.net
>
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