Hi,
While upgrading with OTA our in house developed application, some users got jvm 523 when we checked the eventlogs we saw some errors about the ribbon do you have any idea what may cause it..

guid:0x9C3CD62E3320B498 time: Thu Jan 03 15:32:34 2002 severity:1 type:3 app:Java Exception data:
 IllegalStateException
 tried to remove FieldWithFocus
 net_rim_cldc-5
  Manager
  <private>
  0x7A2E
 net_rim_cldc-5
  Manager
  delete
  0x639B
 net_rim_bb_ribbon_app-1
  GridApplicationLauncherField
  loadApplications
  0x13E8
 net_rim_bb_ribbon_app
  RibbonLauncherImpl
  populateRibbon
  0x3A21
 net_rim_bb_ribbon_app
  RibbonLauncherImpl
  <init>
  0x48F3
 net_rim_bb_ribbon_app
  RibbonLauncherApp
  main
  0x37D3

After that we removed ribbon index and we got

guid:0x9C3CD62E3320B498 time: Sun Dec 18 01:54:20 2005 severity:1 type:3 app:Java Exception data:
 IndexOutOfBoundsException
 Manager.insert called with an invalid index.
 net_rim_cldc-5
  Manager
  <private>
  0x7710
 net_rim_bb_ribbon_app-1
  GridApplicationLauncherField
  <private>
  0x17ED
 net_rim_bb_ribbon_app-1
  GridApplicationLauncherField
  loadApplications
  0x13FD
 net_rim_bb_ribbon_app
  RibbonLauncherImpl
  populateRibbon
  0x3A21
 net_rim_bb_ribbon_app
  RibbonLauncherImpl$AppsUpdater
  run
  0x4B0F
 net_rim_cldc-3
  Application
  dispatchInvokeLater
  0x86A
 net_rim_cldc-3
  Application
  processNextMessage
  0xDC3
 net_rim_cldc-3
  Application
  enterEventDispatcher
  0x807
 net_rim_bb_ribbon_app
  RibbonLauncherApp
  main
  0x37F1