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[protege-discussion] WebProtege load failure

Lexing Xie xlx at ee.columbia.edu
Thu Jan 8 20:33:22 PST 2009


Many thanks for *both pointers* the image widget and mediawidget plugin !

Will try out and they shall come in quite handy.  Best,

Tania Tudorache wrote:
> Lexing Xie wrote:
>   
>> Syncing the metaproject and restarting both the protege server and 
>> servelet container solved of the problem
>> Thank you very much !
>>
>> Another question (somewhat far-fetched ):
>> has anyone worked on ontologies involving image/video instances, and in 
>> particular displaying non-textual data within Protege?
>> I'd imagine it being doable by developing a media display plugin, just 
>> wanted to check if anyone has already tred down the path.
>>
>>   
>>     
>
> Here is some documentation about how to use images in protege ontology:
>
> http://protegewiki.stanford.edu/index.php/DisplayImages
>
> Tania
>
>   
>> Thanks,
>> Lexing
>>
>>
>> Jennifer Vendetti wrote:
>>   
>>     
>>> Lexing Xie wrote:
>>>   
>>>     
>>>       
>>>> Error symptom:
>>>> WebProtege ontology list displays fine at an url looking like 
>>>> http://server.domain.com:8080/webprotege/WebProtege.html,
>>>>       .. logging in seemed to work but there was no username displayed 
>>>> on the overview page.
>>>> *but *individual ontology files refused to open, with an error box 
>>>> saying "load project Collaborative Pizza failed. message: the call 
>>>> failed on the server, see server log for details"
>>>> enclosed  below are (1) server log message about "Exception while 
>>>> dispatching incoming RPC call"; (2) screenshot of the error box.
>>>> I tried changing the project location to absolute paths in either or 
>>>> both copies of metaproject but did not help.
>>>>     
>>>>       
>>>>         
>>> Please note that the metaproject must be identical in both places for 
>>> the WebProtege application to work properly.  If you make any changes to 
>>> the metaproject, you must restart the servlet container.
>>>
>>>   
>>>     
>>>       
>>>> System setup:
>>>> - downloaded and installed copies of stand-alone full Protege (build 
>>>> 513) + webprotege.war (built Nov 26 16:00, w. Tomcat 5.5)
>>>> - edited the metaproject, protege.properties etc according to the 
>>>> Protege Client-Server and the WebProtegeAdmin guides.
>>>>
>>>> Q1: could you see why there is an error?
>>>> Q2: which copy of metaproject is read (in examples/server or  in 
>>>> Tomcat5.5/webapps/webprotege/projects/) ... should they be always kept 
>>>> identical? where is relative path example/* resolved ...
>>>>     
>>>>       
>>>>         
>>> Both copies of the metaproject are read and must be kept identical.  The 
>>> location of your projects must be either a) absolute in both copies - or 
>>> - b) if they are relative paths, the paths should be relative to where 
>>> the Protege server is executing from (not WebProtege).
>>>
>>> Please verify that both copies of the metaproject are identical and that 
>>> both copies list the location of your projects as absolute, or relative 
>>> to the Protege server installation.  Once you have done this, please 
>>> restart your servlet container.
>>>
>>> This information is listed in the admin's guide in the following two 
>>> sections:
>>>
>>> http://protegewiki.stanford.edu/index.php/WebProtegeAdminGuide#Configure_the_Protege_server.27s_metaproject
>>> http://protegewiki.stanford.edu/index.php/WebProtegeAdminGuide#Copy_the_metaproject_to_your_Servlet_container
>>>
>>> ... which you may find helpful for reference.
>>>
>>> Jennifer
>>>
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>>>     
>>>       
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