Hi Wilfried,

you are right, I wasn't able tor restore my system collections. But the 
graph was restored properly and other queries work as expected. So I will 
wait for the fix.
Thanks to both of you.

Best regards
Christoph

Am Dienstag, 5. Juli 2016 18:09:19 UTC+2 schrieb Wilfried Gösgens:
>
> Ah, wait.
> You weren't able to restore your system collections, right?
>
> Most probably your graph definition is missing from the `_graphs` 
> collection. Could you revalidate this?
>
> Cheers, 
> Willi
>
> On Tuesday, July 5, 2016 at 6:07:22 PM UTC+2, Wilfried Gösgens wrote:
>>
>> Hi Christoph, 
>> usually we handle issues through github: 
>> https://github.com/arangodb/arangodb/issues
>>
>> Could you try to split the query so you have a minimal environment we 
>> could use to reproduce this issue?
>>
>> Cheers, 
>> Willi
>>
>> On Tuesday, July 5, 2016 at 5:05:16 PM UTC+2, Christoph Engel wrote:
>>>
>>> Hi,
>>>
>>> in my database I use documents containing the creation time of other 
>>> documents.
>>> To find the creation time of the last inserted document I use the 
>>> following Query:
>>>
>>> LET filterDate = DATE_TIMESTAMP(Date_SUBTRACT(Date_NOW(), 1, "Week"))
>>> FOR vertex in INBOUND "MyCollection/CreationTime" GRAPH "MyGraph"
>>> filter vertex.creationTime > filterDate
>>> COLLECT ct = vertex.creationTime > filterDate into cTime
>>> return max(cTime)
>>>
>>> With Arangodb 2.8 it works good, but after migrating to Version 3.0.1 I 
>>> get the following error after a few seconds while running the query:
>>>
>>>
>>> <https://lh3.googleusercontent.com/-qKNIcmx825o/V3vKDJFsxMI/AAAAAAAABV4/Yk5Y9_oA35QBqVp9wbCqFLYPwbFN3_GTgCKgB/s1600/AQL-Error.bmp>
>>>
>>> I could not find any way to report this to arangodb.com so I hope it 
>>> will be ok if I report it here.
>>>
>>> Regards,
>>> Christoph
>>>
>>>
>>>
>>>

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