[mapguide-users] Intermittent MapGuide issue

[David Bowen]

Hi Gord,

Apologies for the delayed response, I tried adding a delay, using
setTimeout with a max time of 30s, but the issue seems to persist.

Regards,
David

On Thu, May 18, 2023 at 5:29 PM Gordon Luckett <
gordon.luckett at arrowgeomatics.com> wrote:

> I wonder if it's a timing issue.  There might be a lag between a
> refresh/select etc.  Can you pause for 1 second (1000 ms)?
>
> On Thu, May 18, 2023 at 10:22 AM David Bowen <dbowenrci at gmail.com> wrote:
>
>> Thanks Gord. Unfortunately, that didn't resolve the issue.
>>
>> On Wed, May 17, 2023 at 5:39 PM Gordon Luckett <
>> gordon.luckett at arrowgeomatics.com> wrote:
>>
>>> Strangely, I sometime do this:
>>>
>>> $mySel = $sel->ToXml();
>>> $this->originalSel = $mySel;
>>>
>>> and I find that works better..
>>>
>>>
>>>
>>> On Wed, May 17, 2023 at 2:17 PM David Bowen <dbowenrci at gmail.com> wrote:
>>>
>>>> Our application has functionality where a user can search for an
>>>> address and then click on a button to return data, when available, from a
>>>> selection of layers. We're encountering an issue where there is data
>>>> present, however when the user clicks the button, MapGuide returns an error
>>>> saying no valid objects are selected. If the user clicks the button a
>>>> second time, results are returned. This seems like a MapGuide error and
>>>> I've been attempting to troubleshoot it without success.
>>>> This issue is intermittent and only seems to exist in our Development
>>>> environment, however I can recreate it if I export the Development package
>>>> from Maestro and import it into another environment.
>>>>
>>>> The relevant section of code that seems to be failing is:
>>>>
>>>> $myMap = $this->MapGuideObject->getMap();
>>>> $session = $this->mgSessionId;
>>>> $mapName = $this->mgMapID;
>>>> $objkeys = '';
>>>> $errorMsg = null;
>>>> $siteConnection = $this->MapGuideObject->getSiteConnection();
>>>> // Get an instance of the Resource and Mapping Services and use them to
>>>> open
>>>> // the map and initialize a selection object.
>>>> $resourceSrvc = $this->MapGuideObject->getResourceService();
>>>> $featureSrvc = $this->MapGuideObject->getFeatureService();
>>>> //Get selected map layers.
>>>> $sel = new MgSelection( $myMap );
>>>>
>>>> $sel->Open( $resourceSrvc, $mapName );
>>>>
>>>> $this->originalSel = $sel->ToXml();
>>>> $selLayers = $sel->GetLayers();
>>>> //Check to see if no objects are selected.
>>>>
>>>> It appears that the line $this->originalSel = $sel->ToXml(); is the
>>>> issue as there are times where it returns data but other times it's an
>>>> empty string. Has anyone encountered an issue like this, or would anyone
>>>> have an idea of how to resolve it?
>>>> Alternatively, what would be the best way to try to catch a potential
>>>> MapGuide error that is being generated? I believe that we have all error
>>>> logging turned on but nothing has appeared in the log files.
>>>>
>>>> Thanks,
>>>> David
>>>> _______________________________________________
>>>> mapguide-users mailing list
>>>> mapguide-users at lists.osgeo.org
>>>> https://lists.osgeo.org/mailman/listinfo/mapguide-users
>>>>
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