FIX: webinterface/version/build

src/main/java/caosdb/server/resource/WebinterfaceBuildNumber.java

@@ -21,6 +21,7 @@ package caosdb.server.resource;
 import caosdb.server.utils.WebinterfaceUtils;
 import org.restlet.data.Status;
 import org.restlet.resource.Get;
+import org.restlet.resource.ResourceException;
 import org.restlet.resource.ServerResource;
 
 /**
@@ -35,7 +36,9 @@ public class WebinterfaceBuildNumber extends ServerResource {
 
   private WebinterfaceUtils utils;
 
-  public WebinterfaceBuildNumber() {
+  @Override
+  protected void doInit() throws ResourceException {
+    super.doInit();
     this.utils = WebinterfaceUtils.getInstance(getHostRef());
   }