[pgrouting-dev] testing TSP example fails

[Stephen Mather]

I have not tried tests yet but have have run astar and djikstra w no problem.  When does vacation start... I can run tests asap...  :)

Stephen Woodbridge <woodbri at swoodbridge.com> wrote:

>On 6/15/2013 2:44 PM, Stephen Mather wrote:
>> Hi All,
>>
>> More TSP for today.  In testing the example in the docs against the
>> example data, I get what is to me a cryptic error:
>>
>> SELECT * FROM pgr_tsp('SELECT id AS source_id, x, y FROM
>> vertex_table','2,7,11',7);
>>
>> ERROR:  Error TSP fail to findEulerianPath, check your distance matrix
>> is valid.
>
>This typically means there is something bad happening in the distance 
>matrix that is getting passed to the TSP function. Hmmm.
>
>I would start with can you run the test cases or do they fail on your 
>system.
>
>What OS system and versions of stuff are you running?
>
>There TSP solution for 3 points is a triangle, it is a trivial case 
>where the input is the output. I thought is tested for that case but 
>maybe not.
>
>BTW, I will be away on vacation without net access through June 25th, so 
>I will not be much help until I get back.
>
>-Steve
>
>> ********** Error **********
>>
>> ERROR: Error TSP fail to findEulerianPath, check your distance matrix is
>> valid.
>> SQL state: XX000
>>
>> I get an entirely different error against my OSM data, but one error at
>> a time... .
>>
>> Best,
>> Steve
>>
>>
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>
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