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There are BasicLTI POST requests with "extension" in the path that line up
with the sync attempts I've done.

--
Tom Salyers
VLE Developer

The University of Sheffield
Corporate Information & Computing Services (CiCS)
10-12 Brunswick Street
Sheffield, S10 2FN
Tel:  0114 222 1141
[log in to unmask]

On Fri, Aug 31, 2018 at 12:04 PM, Stephen P Vickers <
[log in to unmask]> wrote:

> You need to check for the reference to the membership service request;
> there will be entries caused by launches.  Either check the log at the time
> you make the data sync, or look for an entry for the BasicLTI building
> block which includes "extension" in its path.
>
> Stephen
>
> On 31/08/18 11:54, Tom Salyers wrote:
>
>> Hi, Stephen.
>>
>> I'm seeing BasicLTI references in the access log to "webpat", which I can
>> only assume are WebPA-related. (But let me know if I'm wrong.) Also,
>> commenting out the curl_setopt line didn't seem to make a difference.
>>
>> --
>> Tom Salyers
>> VLE Developer
>>
>> The University of Sheffield
>> Corporate Information & Computing Services (CiCS)
>> 10-12 Brunswick Street
>> Sheffield, S10 2FN
>> Tel:  0114 222 1141
>> [log in to unmask] <mailto:[log in to unmask]>
>>
>>
>> On Fri, Aug 31, 2018 at 11:47 AM, Stephen P Vickers <
>> [log in to unmask] <mailto:[log in to unmask]>>
>> wrote:
>>
>>     In addition, try removing or commenting out this line from
>>     lib/LTI_Tool_Provider.php:
>>
>>            curl_setopt($ch, CURLOPT_SSLVERSION,3);
>>
>>     Stephen
>>
>>     On 31/08/18 11:33, Tom Salyers wrote:
>>
>>         Hi, all.
>>
>>         We've got a test installation of the new version of WebPA going
>>         and we're attempting to integrate it with Blackboard using the
>>         latest LTI connector version. The actual integration seems to be
>>         working fine...up until the point where we try to sync data,
>>         when we get an "Unable to access memberships list from source,
>>         please try again later" error message.
>>
>>         I'm not sure where the actual error is coming in, but it looks
>>         like the problem is coming up in the LTI connector. From the web
>>         server error log:
>>
>>         [Fri Aug 31 11:06:19.841037 2018] [:error] [pid 1176] [client
>>         143.167.16.2:50423 <http://143.167.16.2:50423>
>>         <http://143.167.16.2:50423>] PHP Warning:
>>  DOMDocument::loadXML(): Empty string supplied as input in
>>         /var/www/data/webpa211/mod/lti/lib/LTI_Tool_Provider.php on line
>>         2185, referer: https://webpad.shef.ac.uk/mod/lti/admin/manage/
>>         <https://webpad.shef.ac.uk/mod/lti/admin/manage/>
>>         <https://webpad.shef.ac.uk/mod/lti/admin/manage/
>>         <https://webpad.shef.ac.uk/mod/lti/admin/manage/>>
>>         [Fri Aug 31 11:06:19.841230 2018] [:error] [pid 1176] [client
>>         143.167.16.2:50423 <http://143.167.16.2:50423>
>>         <http://143.167.16.2:50423>] PHP Notice:  Trying to get property
>>         of non-object in
>>         /var/www/data/webpa211/mod/lti/lib/LTI_Tool_Provider.php on line
>>         2282, referer: https://webpad.shef.ac.uk/mod/lti/admin/manage/
>>         <https://webpad.shef.ac.uk/mod/lti/admin/manage/>
>>         <https://webpad.shef.ac.uk/mod/lti/admin/manage/
>>         <https://webpad.shef.ac.uk/mod/lti/admin/manage/>>
>>
>>         Stephen Vickers asked if I had any firewall issues, but it
>>         doesn't seem to be the case--Blackboard and WebPA seem to be
>>         communicating just fine otherwise.
>>
>>         --
>>         Tom Salyers
>>         VLE Developer
>>
>>         The University of Sheffield
>>         Corporate Information & Computing Services (CiCS)
>>         10-12 Brunswick Street
>>         Sheffield, S10 2FN
>>         Tel:  0114 222 1141
>>         [log in to unmask] <mailto:[log in to unmask]>
>>         <mailto:[log in to unmask]
>>         <mailto:[log in to unmask]>>
>>
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