[Equest-users] eQuest Error on Opening - Invalid Previous Run Date

Wed Dec 17 14:26:11 PST 2025

FYI, Jeff Hirsch is working on a solution.

*Christina LaPerle (she/her)* PE, BEMP, CPHC®, CEM, CBCP
Principal Engineer
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On Wed, Dec 17, 2025 at 5:12 PM Rahil Shah via Equest-users <
equest-users at lists.onebuilding.org> wrote:

> Hi Samantha,
>
> When you reinstall, change .INI file property to READ-ONLY as Brian
> suggested prior to launching eQUEST. That should help with not reinstalling
> every time.
>
> Best,
> -Rahil
>
>
> On Wed, Dec 17, 2025 at 3:13 PM Samantha Menard <smenard at eqbuilding.com>
> wrote:
>
>> I unfortunately can’t get this to work on my end – but reinstalling is
>> still giving a temporary fix ?
>>
>>
>>
>> *Samantha Menard *(she/her)
>>
>> B. Arch. Sci., C.E.T., LEED AP BD+C
>>
>> Project Director, Energy and Carbon
>>
>>
>>
>> EQ Building Performance Inc.
>>
>>
>>
>> *T* 647.932.2058  |  *C* 416.606.1564  |  *E* smenard at eqbuilding.com
>>
>>
>>
>> *From:* Equest-users <equest-users-bounces at lists.onebuilding.org> *On
>> Behalf Of *Brian Fountain via Equest-users
>> *Sent:* Wednesday, December 17, 2025 1:06 PM
>> *To:* Rahil Shah <rahil at nyu.edu>
>> *Cc:* equest-users at lists.onebuilding.org; Melissa Crowe <
>> melissa.crowe at oakwellteam.com>
>> *Subject:* Re: [Equest-users] eQuest Error on Opening - Invalid Previous
>> Run Date
>>
>>
>>
>> On my computer, modifying the last two lines of eQUEST.ini to:
>>
>>
>>
>> Status=1000
>>
>> Special=583183190
>>
>>
>>
>>
>>
>> … also worked for me.
>>
>>
>>
>> Brian
>>
>>
>>
>>
>>
>> *Footprint *
>> *Brian Fountain *Associate
>> *d *416 572 8501 m 416 562 6831
>>
>>
>>
>> *From:* Rahil Shah <rahil at nyu.edu>
>> *Sent:* December 17, 2025 1:01 PM
>> *To:* Brian Fountain <Brian.Fountain at sa-footprint.com>
>> *Cc:* Jeff Ross-Bain <jeff at rbgb.com>; Melissa Crowe <
>> melissa.crowe at oakwellteam.com>; equest-users at lists.onebuilding.org
>> *Subject:* Re: [Equest-users] eQuest Error on Opening - Invalid Previous
>> Run Date
>>
>>
>>
>> *CAUTION: This message originated from outside Smith + Andersen*
>> ------------------------------
>>
>> Thanks Brian for this temporary fix. Your approach is indeed working.
>>
>> I replaced the INI file after closing equest few times. It did end up
>> opening every time.
>>
>>
>>
>> -Rahil
>>
>>
>>
>>
>>
>> On Wed, Dec 17, 2025 at 12:51 PM Brian Fountain <
>> Brian.Fountain at sa-footprint.com> wrote:
>>
>> Older (working) eQUEST.ini attached.
>>
>>
>>
>> Brian
>>
>>
>>
>> *From:* Rahil Shah <rahil at nyu.edu>
>> *Sent:* December 17, 2025 12:49 PM
>> *To:* Brian Fountain <Brian.Fountain at sa-footprint.com>
>> *Cc:* Jeff Ross-Bain <jeff at rbgb.com>; Melissa Crowe <
>> melissa.crowe at oakwellteam.com>; equest-users at lists.onebuilding.org
>> *Subject:* Re: [Equest-users] eQuest Error on Opening - Invalid Previous
>> Run Date
>>
>>
>>
>> *CAUTION: This message originated from outside Smith + Andersen*
>> ------------------------------
>>
>> Thanks Brian. Any chance you can share your old .INI, if you don't mind?
>>
>> -Rahil
>>
>>
>>
>>
>>
>> On Wed, Dec 17, 2025 at 12:46 PM Brian Fountain via Equest-users <
>> equest-users at lists.onebuilding.org> wrote:
>>
>> I am also seeing the issue.
>>
>>
>>
>> It seems to be something being written to eQUEST.ini.  I can get around
>> it by having a “clean” copy of eQUEST.ini (with a date before today’s) and
>> replacing eQUEST.ini with the clean version before opening eQUEST each
>> time. (which is still a pain but better than reinstalling)
>>
>>
>>
>> Brian
>>
>>
>>
>>
>>
>> *Footprint *
>> *Brian Fountain *Associate
>> *d *416 572 8501 m 416 562 6831
>>
>>
>>
>> *From:* Equest-users <equest-users-bounces at lists.onebuilding.org> *On
>> Behalf Of *Jeff Ross-Bain via Equest-users
>> *Sent:* December 17, 2025 11:44 AM
>> *To:* Melissa Crowe <melissa.crowe at oakwellteam.com>;
>> equest-users at lists.onebuilding.org
>> *Subject:* Re: [Equest-users] eQuest Error on Opening - Invalid Previous
>> Run Date
>>
>>
>>
>> *CAUTION: This message originated from outside Smith + Andersen*
>> ------------------------------
>>
>> Same here, including the un/install actions. The note appeared just this
>> morning!
>>
>> I also opened it once, but not again!
>>
>> Any ideas would be great!
>>
>> Thank you!
>>
>>
>>
>> *Jeff Ross-Bain, PE, LEED Fellow*
>>
>> President
>>
>> *Atlanta:  404-220-8955*
>>
>> *Charleston:  843-779-9229*
>>
>> *www.rbgb.com
>> <https://urldefense.proofpoint.com/v2/url?u=https-3A__url.ca.m.mimecastprotect.com_s_ZHoTCzvOk0U8GD5xFXhYF9oei6_&d=DwMF-g&c=slrrB7dE8n7gBJbeO0g-IQ&r=QkcMOghMp8_pF9Cam10L3g&m=t7jmYTgOF_WtRXovD5JIsbJnNTI_uJnqvKd8thpZzeKwPhft9bV4Vwe0DJJ3nBIx&s=dc-X2iocvGmZ2FK3SgNN769GxKOdEKIFrLRvgXJaoLY&e=>*
>>
>>
>>
>> *From:* Equest-users <equest-users-bounces at lists.onebuilding.org> *On
>> Behalf Of *Melissa Crowe via Equest-users
>> *Sent:* Wednesday, December 17, 2025 11:19 AM
>> *To:* equest-users at lists.onebuilding.org
>> *Subject:* [Equest-users] eQuest Error on Opening - Invalid Previous Run
>> Date
>>
>>
>>
>> Hi All
>>
>>
>>
>> I am having issues with eQuest I haven’t seen in all of my 15 years of
>> eQuest.
>>
>>
>>
>> After the first time it happened I uninstalled, reinstalled and it worked
>> 1st time but on closing eQuest and opening it back up again I get this
>> message
>>
>>
>>
>> Anyone have a fix for this?
>>
>>
>>
>>
>>
>> Thank you!!!!!!
>>
>>
>>
>> *Melissa Crowe, LEED AP, BEMP*
>>
>> *VP, Senior Mechanical Engineer*
>>
>> Oakwell
>>
>> Phone: 978-204-2559
>>
>> Email: Melissa.Crowe at oakwellteam.com
>>
>> www.oakwellteam.com
>> <https://urldefense.proofpoint.com/v2/url?u=http-3A__www.oakwellteam.com_&d=DwMFAg&c=euGZstcaTDllvimEN8b7jXrwqOf-v5A_CdpgnVfiiMM&r=H-N7RzYOchCli6xv70Ckr3eCssZLBe1a9sUxLbBEulo&m=yDSCSbRuLk3LBQEdF2AgzVR7PoKV--SMthczZznXG3J0a4y1ekolmT5Y6ZnHtGQF&s=N66ak3PHyJc85jfNbBc_6Vj3oaa85I3xnYl6NsUaC6o&e=>
>>
>>
>>
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