I had asked about recovering Explorer's functionality after a crash of SPlus
2000.
Michael Conklin's solution works great.
----- Original Message -----
From: Michael Conklin <mconklin@customresearch.com>
To: <jknepper@mediaone.net>
Sent: Wednesday, September 29, 1999 8:19 AM
Subject: Re: [S] (S) SP2000 crash effects
> If you go into your _data directory and delete the _sum4 files - there
> are usually about 3 of them - restart Splus, then explorer will rebuild
> the internal listing it keeps of what objects are there. The problem is
> that the explorer keeps a separate list (the _sum4 files) of what is in
> the directory. If that gets corrupted then it cannot read the whole file
> and doesn't know what is in the directory.
>
> Mike
>
> ****************************************
> Michael Conklin
> VP Analytic Services
> Custom Research Inc.
> 8401 Golden Valley Rd
> Minneapolis, MN 55427
> mconklin@customresearch.com
> 612-542-0821 (Voice)
> 612-542-0864 (Fax)
>
> >>> "Jay Knepper" <jknepper@mediaone.net> 09/28/99 08:28PM >>>
>
> Dear S+ users
>
> While I have been generally delighted with the usability and
> performance of
> SPlus 2000 under NT4.0, the program has crashed 3 or so times in the
> last
> two weeks with a message from Dr. Watson. Upon reopening SPlus, _most_
> objects do not appear in the Explorer window, but they seem to behave
> properly when accessed and manipulated from the Commands window. For
> example, they are listed when objects() is invoked. In short, only the
> functionality of the Explorer, (which is quite useful in this version
> of S+)
> seems to be damaged by these crashes. My questions are:
>
> 1) Is there an easy way to restore the visibility of all of the objects
> in
> in the Explorer after a crash, or to make sure that they do appear
> after a
> crash?
> 2) Are the crashes preventable?
>
>
> Re: question 1, I have been able to restore the Explorer's
> functionality,
> but only one object at a time.
> I have generally been successful in recovering the "lost:" objects as
> follows. 1: Use the find routine to locate the object--it will appear
> in the
> Explorer's right pane, but its data class is "character". 2: Double
> clicking
> the object in the Explorer window causes the object to be displayed as
> a
> data sheet. 3: After closing the data sheet the object's proper data
> class
> appears in the right pane of the Explorer, and it behaves normally
> within
> the Explorer thereafter. It works, but it's tedious.
>
> As to question 2, I am running the SETI client software, and I once
> found a
> formerly live S-Plus session to be dead after returning to work and
> interrupting SETI( which runs after a period of inactivity, like a
> screen
> saver would). But not all of the crashes occurr while the SETI software
> is
> active, so I doubt that SETI is to blame.
>
> Any help would be appreciated
>
> Jay Knepper, PhD
> Consultant: Data analysis and simulation, retail networks
> Ryba Associates
> e-mail: jknepper@mediaone.net
> Phone: 630 904-0842
> Fax: 630 369-9361
>
>
>
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