The exception in question has a "cause" exception attached:
throw new ResultSetException("Failed when initializing the StAX parsing
engine", ex) ;
Any stacktrace will have that printed.
On Friday, 16 July 2021 at 04:09:57 UTC+1 Holger Knublauch wrote:
> I don't know how to help further. The error is from within Jena code, and
> only a proper Java debugger or network monitor could find out where it's
> failing, e.g. what the remote server response is.
>
> Holger
>
>
> On 2021-07-16 11:55 am, Rob Atkinson wrote:
>
> That makes sense - but didnt work when I tried it :-(
> Double checked it.
>
> We can access the SPARQL endpoint from other locations via scripts, so
> shouldnt be a more systemic access problem.
>
>
> On Fri, 16 Jul 2021 at 09:17, Holger Knublauch <[email protected]>
> wrote:
>
>> Hi Rob,
>>
>> sorry for the delay as I had to ask a colleague. We also suspect it could
>> simply be an authentication problem and the error is choking on the
>> response. For authentication against the remote endpoint it will check the
>> records available on the Password Management page, and if there is any that
>> exactly matches the SERVICE URI, then that user name and password will be
>> used with basic auth for making the request. So I believe your first
>> example should work if you have a username/password for
>> https://example.org/edg/tbl/sparql and then use the GRAPH keyword. I
>> doubt the second variation with the ? argument will work.
>>
>> If you could give that a try?
>>
>> Holger
>>
>>
>> On 2021-07-14 2:32 pm, [email protected] wrote:
>>
>>
>> I want to access live EDG content to download in a development context.
>> The export process gets out of hand if i have a bunch of graphs to sync,
>> and the trig backup is too coarse grained if the live site has a lot of
>> data, and neither allows me to control a subset with a select statement...
>>
>> SELECT *
>> WHERE
>> { SERVICE <https:// example.org/edg/tbl/sparql>
>> <https://example.org/edg/tbl/sparql>
>> {
>> GRAPH <urn:x-evn-master:frogs_datagraph>
>> {?uc a :Frog }
>> }
>> }
>>
>>
>> SELECT *
>> WHERE
>> { SERVICE
>> <https://example.org/edg/tbl/sparql/frogs_datagraph?with-imports=true>
>> <https://example.org/edg/tbl/sparql/frogs_datagraph?with-imports=true>
>> {?uc a :Frog }
>>
>> }
>>
>> Got this result..
>>
>> Failed to execute SPARQL request:
>> org.apache.jena.sparql.resultset.ResultSetException: Failed when
>> initializing the StAX parsing engine
>>
>> but if i access the local server
>> <http://localhost:8083/tbl/sparql> <http://localhost:8083/tbl/sparql>
>>
>> it works
>>
>> So i presume its possibly related to permissions - and just a bad error
>> message?
>>
>> If so, how can one set user permissions when accessing a remote endpoint?
>>
>>
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