On Mon, Jun 29, 2020 at 6:34 PM Andy Seaborne <[email protected]> wrote: > > > > On 29/06/2020 14:47, Martynas Jusevičius wrote: > > Hi, > > > > I've got a class that is initialized with Jena's registered languages: > > And how/when is that called? > > I presume you don't use Jena initialization mechanism. > > https://jena.apache.org/documentation/notes/system-initialization
You're right, I've missed that. JenaSystem.init() wasn't being called. > One thing as a general measure: call "JenaSystem.init()" early in statup > before requests come in. Yes. I was wondering where that could be in a webapp. But then I found the FusekiServerEnvironmentInit (ServletContextListener) and implemented the same and now it looks like the problem went away. https://github.com/apache/jena/blob/master/jena-fuseki2/jena-fuseki-webapp/src/main/java/org/apache/jena/fuseki/webapp/FusekiServerEnvironmentInit.java
