[Dspace-tech] I need to turn stemming off in Lucene asap.

2011-02-01 Thread Jizba, Richard
The default stemming algorithm is so heavy handed that it has really created problems for us and thinking about it over night I realized that there are a number of other likely problems our users haven't encountered but will soon. I need a fairly complete list of steps for disabling stemming.

[Dspace-tech] Lost Indexes

2011-02-01 Thread Herbert Lensch
DSpace-Tech: One of the users of our DSpace 1.6.0 site noticed that the indexes are no longer searchable from the homepage, and worse there are no items listed in the entire site. When I try to run a reindex on the site, I get the following error: [root@dspaceprod run]#

[Dspace-tech] Solr

2011-02-01 Thread K. J
Hi, I have an instance of Dspace version 1.6.2 running using the old stats system. I'm looking to move to the Solr package, does anyone have a step by step guide for configuring and setting the solr stats to run. Thanks

Re: [Dspace-tech] Lost Indexes

2011-02-01 Thread Graham Triggs
Herbert, You need to work back through the stack trace. First thing you'll notice is that the BrowseException that is thrown in updateCommunityMappings is a wrapping of a caught SQLException. Following the stack trace of the SQLException ('caused by' in your output), you'll go through the Oracle

Re: [Dspace-tech] I need to turn stemming off in Lucene asap.

2011-02-01 Thread Tim Donohue
Hi Richard, By default, DSpace uses its own custom Lucene Search analyzer (org.dspace.search.DSAnalyzer) which does perform stemming by default. We made this decision as most major search engines (even Google) perform some level of stemming (though major search engines do tend to have better

[Dspace-tech] Shibbolizing DSpace Question

2011-02-01 Thread Wendy J Bossons
Hello, I have been testing Shibboleth for use with our DSpace instance. Does anyone have protected bitstreams on their shib protected site, which are of a size that is above the threshold as set in the dspace.cfg file? If so, what is the behavior in the case of a download redirected through

[Dspace-tech] Bitstream / bundle permissions

2011-02-01 Thread stuart yeates
We are seeing two separate issues related to bitstream / bundle permissions which may or may not be linked to https://jira.duraspace.org/browse/DS-776 The first issue is that Collection Admins don't appear to be able to upload additional files / bitstreams to bundles. The second issue is that

[Dspace-tech] Handle numbers and link for OAI

2011-02-01 Thread Panyarak Ngamsritragul
Hi, 1. In our DSpace instance, we are running the handle server without registering to the universal handle server(or whatever it is normally called). Sometimes ago we set the handle prefix to 2553 and all the items we imported to the system have that handle prefix. We changed the handle