[xwiki-users] Migration fails

Hi, I am running XWiki 3.5 (jetty container) on an Ubuntu system (let's call it system U) and now installed the debian package on a linuxmint (system L) with a postgre db. Now I wanted to migrate my XWiki from I have exported a XAR-file from U and wanted to import it into L. But instead of properly importing it returns an exception: ---------------------------------------- ----------::START:EXCEPTION::----------- ---------------------------------------- Detailed information: Error number 0 in 11: Uncaught exception Wrapped Exception: Java heap space com.xpn.xwiki.XWikiException: Error number 0 in 11: Uncaught exception Wrapped Exception: Java heap space at com.xpn.xwiki.web.XWikiAction.execute(XWikiAction.java:254) at com.xpn.xwiki.web.XWikiAction.execute(XWikiAction.java:116) at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProces sor.java:431) at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:236) at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1196) at org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:432) at javax.servlet.http.HttpServlet.service(HttpServlet.java:637) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Application FilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterCh ain.java:206) at com.xpn.xwiki.web.ActionFilter.doFilter(ActionFilter.java:128) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Application FilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterCh ain.java:206) at org.xwiki.wysiwyg.server.filter.ConversionFilter.doFilter(ConversionFilter.j ava:144) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Application FilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterCh ain.java:206) at com.xpn.xwiki.plugin.webdav.XWikiDavFilter.doFilter(XWikiDavFilter.java:68) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Application FilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterCh ain.java:206) at org.xwiki.container.servlet.filters.internal.SavedRequestRestorerFilter.doFi lter(SavedRequestRestorerFilter.java:217) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Application FilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterCh ain.java:206) at org.xwiki.container.servlet.filters.internal.SetCharacterEncodingFilter.doFi lter(SetCharacterEncodingFilter.java:109) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Application FilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterCh ain.java:206) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.ja va:233) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.ja va:191) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127 ) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102 ) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java :109) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:300) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:859) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http 11Protocol.java:588) at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489) at java.lang.Thread.run(Thread.java:662) Caused by: java.lang.OutOfMemoryError: Java heap space at java.lang.StringCoding$StringDecoder.decode(StringCoding.java:133) at java.lang.StringCoding.decode(StringCoding.java:173) at java.lang.String.<init>(String.java:443) at java.lang.String.<init>(String.java:515) at com.xpn.xwiki.doc.XWikiAttachment.toStringXML(XWikiAttachment.java:351) at com.xpn.xwiki.doc.XWikiAttachmentArchive.updateArchive(XWikiAttachmentArchiv e.java:185) at com.xpn.xwiki.doc.XWikiAttachment.updateContentArchive(XWikiAttachment.java: 724) at com.xpn.xwiki.store.XWikiHibernateStore.saveAttachment(XWikiHibernateStore.j ava:1561) at com.xpn.xwiki.store.XWikiHibernateStore.saveAttachmentList(XWikiHibernateSto re.java:1529) at com.xpn.xwiki.store.XWikiHibernateStore.saveXWikiDoc(XWikiHibernateStore.jav a:473) at com.xpn.xwiki.store.XWikiCacheStore.saveXWikiDoc(XWikiCacheStore.java:174) at com.xpn.xwiki.store.XWikiCacheStore.saveXWikiDoc(XWikiCacheStore.java:167) at com.xpn.xwiki.XWiki.saveDocument(XWiki.java:1381) at com.xpn.xwiki.XWiki.saveDocument(XWiki.java:1337) at com.xpn.xwiki.web.UploadAction.uploadAttachment(UploadAction.java:201) at com.xpn.xwiki.web.UploadAction.action(UploadAction.java:111) at com.xpn.xwiki.web.XWikiAction.execute(XWikiAction.java:230) at com.xpn.xwiki.web.XWikiAction.execute(XWikiAction.java:116) at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProces sor.java:431) at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:236) at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1196) at org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:432) at javax.servlet.http.HttpServlet.service(HttpServlet.java:637) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Application FilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterCh ain.java:206) at com.xpn.xwiki.web.ActionFilter.doFilter(ActionFilter.java:128) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Application FilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterCh ain.java:206) at org.xwiki.wysiwyg.server.filter.ConversionFilter.doFilter(ConversionFilter.j ava:144) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Application FilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterCh ain.java:206) Wrapped Exception: java.lang.OutOfMemoryError: Java heap space at java.lang.StringCoding$StringDecoder.decode(StringCoding.java:133) at java.lang.StringCoding.decode(StringCoding.java:173) at java.lang.String.<init>(String.java:443) at java.lang.String.<init>(String.java:515) at com.xpn.xwiki.doc.XWikiAttachment.toStringXML(XWikiAttachment.java:351) at com.xpn.xwiki.doc.XWikiAttachmentArchive.updateArchive(XWikiAttachmentArchiv e.java:185) at com.xpn.xwiki.doc.XWikiAttachment.updateContentArchive(XWikiAttachment.java: 724) at com.xpn.xwiki.store.XWikiHibernateStore.saveAttachment(XWikiHibernateStore.j ava:1561) at com.xpn.xwiki.store.XWikiHibernateStore.saveAttachmentList(XWikiHibernateSto re.java:1529) at com.xpn.xwiki.store.XWikiHibernateStore.saveXWikiDoc(XWikiHibernateStore.jav a:473) at com.xpn.xwiki.store.XWikiCacheStore.saveXWikiDoc(XWikiCacheStore.java:174) at com.xpn.xwiki.store.XWikiCacheStore.saveXWikiDoc(XWikiCacheStore.java:167) at com.xpn.xwiki.XWiki.saveDocument(XWiki.java:1381) at com.xpn.xwiki.XWiki.saveDocument(XWiki.java:1337) at com.xpn.xwiki.web.UploadAction.uploadAttachment(UploadAction.java:201) at com.xpn.xwiki.web.UploadAction.action(UploadAction.java:111) at com.xpn.xwiki.web.XWikiAction.execute(XWikiAction.java:230) at com.xpn.xwiki.web.XWikiAction.execute(XWikiAction.java:116) at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProces sor.java:431) at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:236) at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1196) at org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:432) at javax.servlet.http.HttpServlet.service(HttpServlet.java:637) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Application FilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterCh ain.java:206) at com.xpn.xwiki.web.ActionFilter.doFilter(ActionFilter.java:128) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Application FilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterCh ain.java:206) at org.xwiki.wysiwyg.server.filter.ConversionFilter.doFilter(ConversionFilter.j ava:144) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Application FilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterCh ain.java:206) ---------------------------------------- -----------::END:EXCEPTION::------------ ---------------------------------------- Anyone has an idea what the problem is? Need any further information? Please help. Thanks! And kind regards, Moritz