Are you referring to this bug?
https://bugs.eclipse.org/bugs/show_bug.cgi?id=296352

On Thu, Mar 11, 2010 at 6:24 AM, David Carver <d_a_car...@yahoo.com> wrote:

> The testLocal does not work on Hudson, there has been a long standing issue
> open with the webmasters to change some configuration settings to allow it
> to work, no movement yet.
>
> Dave
>
>
> On 03/10/2010 05:42 PM, Nick Boldt wrote:
>
>> Could be a misconfiguration of the hudson server. Please report a bug:
>>
>> https://bugs.eclipse.org/bugs/enter_bug.cgi?product=Dash+Athena
>>
>> On 03/10/2010 11:11 AM, Nicolas Bros wrote:
>>
>>> Hi again,
>>>
>>> I tried to use "testLocal" instead of "test", with xvnc enabled in
>>> Hudson, as explained
>>> in�http://wiki.eclipse.org/Common_Build_Infrastructure/Testing.
>>> But I get the following blocking error:
>>> Xlib: connection to ":20.0" refused by server
>>> Xlib: No protocol specified
>>>
>>> Did I do something wrong?
>>>
>>> I also checked the logs of other jobs running on Hudson, and there still
>>> seems to be many display-related errors:
>>>
>>> ./cbi-tmf-xtext-0.7/builds/2010-03-10_08-27-59/log: � � [exec] Server is
>>> already active for display 21
>>> ./cbi-tmf-xtext-0.7/builds/2010-03-09_14-14-51/log: � � [exec] Server is
>>> already active for display 9
>>> ./cbi-emf-transaction-1.4/builds/2010-02-26_03-54-38/log: � � [exec]
>>> Server is already active for display 9
>>> ./cbi-wtp-wst.xsl.psychopath/builds/2010-02-02_10-45-37/log: � �[build]
>>> � � �[exec] Server is already active for display 28
>>> ./cbi-wtp-wst.xsl.psychopath/builds/2010-02-16_19-02-32/log: � �[build]
>>> � � �[exec] Server is already active for display 22
>>> ./cbi-emft-mwe-0.7-integration/builds/2010-02-02_03-42-56/log: � �
>>> [exec] Server is already active for display 9
>>> ./cbi-emft-mwe-0.7-integration/builds/2010-02-07_16-01-50/log: � �
>>> [exec] Server is already active for display 9
>>> ./cbi-m2t-xpand-0.7-integration/builds/2010-03-04_14-15-30/log: �
>>> �[build] � � �[exec] Server is already active for display 9
>>> ./cbi-wtp-wst.jsdt/builds/2010-03-05_16-06-44/log: � �[build] � �
>>> �[exec] Server is already active for display 9
>>> ./cbi-emft-ecoretools-0.9/builds/2010-02-08_11-01-55/log: � � [exec]
>>> Server is already active for display 9
>>> ./cbi-m2m-qvtoml-3.0-integration/builds/2010-02-02_12-46-24/log: � �
>>> [exec] Server is already active for display 28
>>> ./cbi-linuxtools-Helios/builds/2010-03-08_18-01-26/log: � � [exec]
>>> Server is already active for display 23
>>> ./cbi-emf-index-integration/builds/2010-03-09_05-38-20/log: � � [exec]
>>> Server is already active for display 9
>>> ./cbi-modisco-integration/builds/2010-03-09_15-02-26/log: � � [exec]
>>> Server is already active for display 21
>>> ./cbi-modisco-integration/builds/2010-03-09_11-07-56/log: � � [exec]
>>> Server is already active for display 9
>>> ./cbi-tmf-xtext-0.7-integration/builds/2010-03-09_10-57-23/log: � �
>>> [exec] Server is already active for display 9
>>> ./cbi-tmf-xtext-0.7-integration/builds/2010-02-07_18-01-51/log: � �
>>> [exec] Server is already active for display 9
>>> ./cbi-tmf-xtext-0.7-integration/builds/2010-02-07_13-32-53/log: � �
>>> [exec] Server is already active for display 9
>>> ./cbi-linuxtools-Galileo/builds/2010-03-05_18-01-08/log: � � [exec]
>>> Server is already active for display 23
>>> ./cbi-linuxtools-Galileo/builds/2010-03-05_12-01-15/log: � � [exec]
>>> Server is already active for display 23
>>> ./cbi-wtp-inc.vex/builds/2010-02-18_02-11-22/log: � �[build] � � �[exec]
>>> Server is already active for display 21
>>> ./cbi-wtp-wst.xml/builds/2010-03-09_16-37-04/log: � �[build] � � �[exec]
>>> Server is already active for display 9
>>>
>>> and for the second error message:
>>> ./cbi-wtp-wst.xsl.psychopath/builds/2010-02-02_10-45-37/log: � �[build]
>>> � � �[exec] � � �[java] The application 'Gecko' lost its connection to
>>> the display localhost:28.0;
>>> ./cbi-modisco-integration/builds/2010-03-09_15-02-26/log: � � [exec] � �
>>> �[java] The application 'Gecko' lost its connection to the display
>>> localhost:21.0;
>>> ./cbi-modisco-integration/builds/2010-03-10_08-09-42/log: � � [exec] � �
>>> �[java] The application 'Gecko' lost its connection to the display
>>> localhost:21.0;
>>> ./cbi-linuxtools-Galileo/builds/2010-03-05_18-01-08/log: � � [exec] � �
>>> �[java] The application 'Eclipse' lost its connection to the display
>>> localhost:23.0;
>>> ./cbi-linuxtools-Galileo/builds/2010-03-05_12-01-15/log: � � [exec] � �
>>> �[java] The application 'Eclipse' lost its connection to the display
>>> localhost:23.0;
>>> ./cbi-wtp-wst.xml/builds/2010-03-09_16-37-04/log: � �[build] � � �[exec]
>>> � � �[java] The application 'Gecko' lost its connection to the display
>>> localhost:9.0;
>>> ./cbi-modisco-nightly/builds/2010-03-09_14-11-00/log: � � [exec] � �
>>> �[java] The application 'Gecko' lost its connection to the display
>>> localhost:9.0;
>>>
>>>
>>> On Wed, Mar 10, 2010 at 10:56 AM, Nicolas Bros <nb...@mia-software.com
>>> <mailto:nb...@mia-software.com>> wrote:
>>>
>>>    Hi,
>>>
>>>    My build's JUnit tests randomly fail to get launched.
>>>    I started the same build 4 times with the same configuration, and I
>>>    got 3 different results!
>>>    1: 3 test suites were launched
>>>    2: 1 test suite was launched
>>>    3: 12�test suites were launched�
>>>    4:�1 test suite was launched
>>>
>>>    In jobs 1,2 and 4, I got the following error messages:
>>>    - The application 'Eclipse' lost its connection to the display
>>>    localhost:9.0
>>>    - Server is already active for display 9
>>>    - Server is already active for display 21
>>>
>>>    This looks like this is caused by display contention issues on the
>>>    build server, but now there seems to be a new problem since a few
>>> days:
>>>    I found the following errors in the build logs (that appear even in
>>>    the jobs that did pass all tests successfully!), in the testing part:
>>>    Could not load ${build.properties}
>>>    and
>>>    Could not load ${testing.properties}
>>>
>>>    This started happening without any changes to the build
>>>    configuration, so I suspect something else changed on the server.
>>>    I looked in the build log of several other jobs on Hudson, and they
>>>    have the same error
>>>    (cbi-wtp-wst,�cbi-pdt-2.2-helios,�cbi-mat-nightly, ...).
>>>
>>>    So, the build takes one hour to complete, with only one job
>>>    succeeding once in a while, and with random issues popping up with
>>>    no apparent reason.
>>>    As a result, I am starting many builds until I get one that works,
>>>    overloading the build server�uselessly, and�making it more difficult
>>>    for everyone to prepare the incoming Helios milestone.
>>>    That's why I am asking for your help in solving these issues.
>>>    --�
>>>    Nicolas Bros
>>>    R&D
>>>    tel: 06 75 09 19 88
>>>    nb...@mia-software.com <mailto:nb...@mia-software.com>
>>>    nbros....@gmail.com <mailto:nbros....@gmail.com>
>>>    Mia-Software, 410 clos de la Courtine
>>>    93160 Noisy-le-Grand
>>>    http://www.mia-software.com
>>>    .: model driven agility :.
>>>
>>>
>>> --
>>> Nicolas Bros
>>> R&D
>>> tel: 06 75 09 19 88
>>> nb...@mia-software.com <mailto:nb...@mia-software.com>
>>> nbros....@gmail.com <mailto:nbros....@gmail.com>
>>> Mia-Software, 410 clos de la Courtine
>>> 93160 Noisy-le-Grand
>>> http://www.mia-software.com
>>> .: model driven agility :.
>>>
>>>
>>>
>>> _______________________________________________
>>> dash-dev mailing list
>>> dash-dev@eclipse.org
>>> https://dev.eclipse.org/mailman/listinfo/dash-dev
>>>
>>
>>
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>



-- 
Nicolas Bros
R&D
tel: 06 75 09 19 88
nb...@mia-software.com
nbros....@gmail.com
Mia-Software, 410 clos de la Courtine
93160 Noisy-le-Grand
http://www.mia-software.com
.: model driven agility :.
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