[Jabref-users] Version 3.8.2 issue

[Rich S. <rsh...@ap...>]

JabRef-3.8.2 has all the features I use (and need). Friday I got it working
on the 64-bit desktop running Slackware-14.2/x86_64 and jdk8. Today, when I
tried to load it I get this result:

$ shell-scripts/jabref.sh 
Error parsing gtk-icon-sizes string: ''
14:31:15.910 [AWT-EventQueue-0] INFO  net.sf.jabref.logic.importer.OpenDatabase - Opening: /home/rshepard/documents/jabrefdb.bib
14:31:16.265 [AWT-EventQueue-0] ERROR net.sf.jabref.FallbackExceptionHandler - Uncaught exception Occurred in Thread[AWT-EventQueue-0,6,main]
java.lang.NumberFormatException: For input string: "keywords"
 	at java.lang.NumberFormatException.forInputString(NumberFormatException.java:65) ~[?:1.8.0_221]
 	at java.lang.Integer.parseInt(Integer.java:580) ~[?:1.8.0_221]
 	at java.lang.Integer.parseInt(Integer.java:615) ~[?:1.8.0_221]
 	at net.sf.jabref.logic.importer.util.GroupsParser.keywordGroupFromString(GroupsParser.java:104) ~[JabRef-3.8.2.jar:?]
 	at net.sf.jabref.logic.importer.util.GroupsParser.fromString(GroupsParser.java:76) ~[JabRef-3.8.2.jar:?]
 	at net.sf.jabref.logic.importer.util.GroupsParser.importGroups(GroupsParser.java:42) ~[JabRef-3.8.2.jar:?]
 	at net.sf.jabref.logic.importer.util.MetaDataParser.parse(MetaDataParser.java:63) ~[JabRef-3.8.2.jar:?]
 	at net.sf.jabref.logic.importer.util.MetaDataParser.parse(MetaDataParser.java:33) ~[JabRef-3.8.2.jar:?]
 	at net.sf.jabref.logic.importer.fileformat.BibtexParser.parseFileContent(BibtexParser.java:218) ~[JabRef-3.8.2.jar:?]
 	at net.sf.jabref.logic.importer.fileformat.BibtexParser.parse(BibtexParser.java:150) ~[JabRef-3.8.2.jar:?]
 	at net.sf.jabref.logic.importer.fileformat.BibtexImporter.importDatabase(BibtexImporter.java:70) ~[JabRef-3.8.2.jar:?]
 	at net.sf.jabref.logic.importer.Importer.importDatabase(Importer.java:65) ~[JabRef-3.8.2.jar:?]
 	at net.sf.jabref.logic.importer.fileformat.BibtexImporter.importDatabase(BibtexImporter.java:62) ~[JabRef-3.8.2.jar:?]
 	at net.sf.jabref.logic.importer.OpenDatabase.loadDatabase(OpenDatabase.java:64) ~[JabRef-3.8.2.jar:?]
 	at net.sf.jabref.logic.importer.OpenDatabase.loadDatabase(OpenDatabase.java:43) ~[JabRef-3.8.2.jar:?]
 	at net.sf.jabref.JabRefGUI.openLastEditedDatabases(JabRefGUI.java:210) ~[JabRef-3.8.2.jar:?]
 	at net.sf.jabref.JabRefGUI.openWindow(JabRefGUI.java:94) ~[JabRef-3.8.2.jar:?]
 	at net.sf.jabref.JabRefGUI.<init>(JabRefGUI.java:63) ~[JabRef-3.8.2.jar:?]
 	at net.sf.jabref.JabRefMain.lambda$start$1(JabRefMain.java:128) ~[JabRef-3.8.2.jar:?]
 	at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:311) ~[?:1.8.0_221]
 	at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:758) ~[?:1.8.0_221]
 	at java.awt.EventQueue.access$500(EventQueue.java:97) ~[?:1.8.0_221]
 	at java.awt.EventQueue$3.run(EventQueue.java:709) ~[?:1.8.0_221]
 	at java.awt.EventQueue$3.run(EventQueue.java:703) ~[?:1.8.0_221]
 	at java.security.AccessController.doPrivileged(Native Method) ~[?:1.8.0_221]
 	at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:74) ~[?:1.8.0_221]
 	at java.awt.EventQueue.dispatchEvent(EventQueue.java:728) ~[?:1.8.0_221]
 	at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:205) [?:1.8.0_221]
 	at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:116) [?:1.8.0_221]
 	at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:105) [?:1.8.0_221]
 	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101) [?:1.8.0_221]
 	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93) [?:1.8.0_221]
 	at java.awt.EventDispatchThread.run(EventDispatchThread.java:82) [?:1.8.0_221]

Please advise me on what to do to fix this issue.

TIA,

Rich