By some of our users, bundles disapear from the application window, when refreshing from the systray icon and sometimes, spontanously.
If another user logs into this PC nothing disapear.

please help

Regards Jan

[DEBUG] [01/17/2012 16:19:03.905] [1656] [ZenworksWindowsService] [32] [] [SoapUtility] [] [Checksumming soap call with UID: ZoneConfig:GetSatelliteServerConfigEx] [] []
[DEBUG] [01/17/2012 16:19:03.905] [1656] [ZenworksWindowsService] [32] [] [SoapUtility] [] [Added checksum to request: d7391226c21ed771f377e695e4b4236d4da22cbc18c9a849d3 005b00d56e8f66] [] []
[DEBUG] [01/17/2012 16:19:03.952] [1656] [ZenworksWindowsService] [32] [] [SoapUtility] [] [Using cached response.] [] []
[DEBUG] [01/17/2012 16:19:03.952] [1656] [ZenworksWindowsService] [32] [] [CacheableHttpWebResponse] [] [Getting Response Stream] [] []
[DEBUG] [01/17/2012 16:19:03.952] [1656] [ZenworksWindowsService] [32] [] [SoapUtility] [] [Checksumming soap call with UID: Assignment:GetEffectiveAssignments] [] []
[DEBUG] [01/17/2012 16:19:03.952] [1656] [ZenworksWindowsService] [32] [] [SoapUtility] [] [Added checksum to request: 7f12721020f30bc11a9a224454bdf47c5483b600836a89c4d3 6966969eb17f09] [] []
[DEBUG] [01/17/2012 16:19:04.030] [1656] [ZenworksWindowsService] [32] [] [SoapUtility] [] [Found etag: 240f8d6407596a15fbbcde79a1e777e0b6852f2aae58270347 63d7b36ad14e1f] [] []
[DEBUG] [01/17/2012 16:19:04.030] [1656] [ZenworksWindowsService] [32] [] [SoapUtility] [] [Updating checksum for Assignment:GetEffectiveAssignments. Value: 240f8d6407596a15fbbcde79a1e777e0b6852f2aae58270347 63d7b36ad14e1f] [] []
[DEBUG] [01/17/2012 16:19:04.030] [1656] [ZenworksWindowsService] [32] [] [SoapUtility] [] [Caching HTTP response, Key: Assignment:GetEffectiveAssignments] [] []
[DEBUG] [01/17/2012 16:19:04.046] [1656] [ZenworksWindowsService] [32] [] [CacheableHttpWebResponse] [] [Getting Response Stream] [] []
[DEBUG] [01/17/2012 16:19:04.061] [1656] [ZenworksWindowsService] [32] [] [ContentManager] [] [metadataUpdatedNeeded = False] [] []
[DEBUG] [01/17/2012 16:19:04.108] [1656] [ZenworksWindowsService] [32] [] [SoapUtility] [] [Checksumming soap call with UID: Settings:GetSettings] [] []
[DEBUG] [01/17/2012 16:19:04.108] [1656] [ZenworksWindowsService] [32] [] [SoapUtility] [] [Added checksum to request: f41da0c3b840121c77989b84ea55500abd15934981edf7b712 5fde6dbdfa9628] [] []
[DEBUG] [01/17/2012 16:19:04.139] [1656] [ZenworksWindowsService] [32] [] [SoapUtility] [] [Using cached response.] [] []
[DEBUG] [01/17/2012 16:19:04.139] [1656] [ZenworksWindowsService] [32] [] [CacheableHttpWebResponse] [] [Getting Response Stream] [] []
[DEBUG] [01/17/2012 16:19:05.249] [1656] [ZenworksWindowsService] [32] [] [SoapUtility] [] [Checksumming soap call with UID: Assignment:GetEffectiveAssignments] [] []
[DEBUG] [01/17/2012 16:19:05.249] [1656] [ZenworksWindowsService] [32] [] [SoapUtility] [] [Added checksum to request: 240f8d6407596a15fbbcde79a1e777e0b6852f2aae58270347 63d7b36ad14e1f] [] []
[DEBUG] [01/17/2012 16:19:05.374] [1656] [ZenworksWindowsService] [32] [] [SoapUtility] [] [Found etag: 7f12721020f30bc11a9a224454bdf47c5483b600836a89c4d3 6966969eb17f09] [] []
[DEBUG] [01/17/2012 16:19:05.374] [1656] [ZenworksWindowsService] [32] [] [SoapUtility] [] [Updating checksum for Assignment:GetEffectiveAssignments. Value: 7f12721020f30bc11a9a224454bdf47c5483b600836a89c4d3 6966969eb17f09] [] []
[DEBUG] [01/17/2012 16:19:05.374] [1656] [ZenworksWindowsService] [32] [] [SoapUtility] [] [Caching HTTP response, Key: Assignment:GetEffectiveAssignments] [] []
[DEBUG] [01/17/2012 16:19:05.389] [1656] [ZenworksWindowsService] [32] [] [CacheableHttpWebResponse] [] [Getting Response Stream] [] []
[DEBUG] [01/17/2012 16:19:05.467] [1656] [ZenworksWindowsService] [32] [] [ContentManager] [] [metadataUpdatedNeeded = False] [] []
[DEBUG] [01/17/2012 16:19:06.858] [1656] [ZenworksWindowsService] [32] [] [BundleManager] [] [Exception while getting Icon : Parameter is not valid., StackTrace : at System.Drawing.Bitmap..ctor(Int32 width, Int32 height, PixelFormat format)
at Novell.Zenworks.AppModule.AppActionItem.GetOverlay edImage(Int32 i, ICONDIR icon)
at Novell.Zenworks.AppModule.AppActionItem.CreateOver layedIcon(Stream s, Boolean high_res_icon)
at Novell.Zenworks.AppModule.AppActionItem.UpdateIcon Bytes()] [] []
[DEBUG] [01/17/2012 16:19:06.874] [1656] [ZenworksWindowsService] [32] [] [BundleManager] [] [Exception while getting Icon : Parameter is not valid., StackTrace : at System.Drawing.Bitmap..ctor(Int32 width, Int32 height, PixelFormat format)
at Novell.Zenworks.AppModule.AppActionItem.GetOverlay edImage(Int32 i, ICONDIR icon)
at Novell.Zenworks.AppModule.AppActionItem.CreateOver layedIcon(Stream s, Boolean high_res_icon)
at Novell.Zenworks.AppModule.AppActionItem.UpdateIcon Bytes()] [] []
[DEBUG] [01/17/2012 16:19:07.483] [1656] [ZenworksWindowsService] [32] [] [BundleManager] [] [Exception while getting Icon : Parameter is not valid., StackTrace : at System.Drawing.Bitmap..ctor(Int32 width, Int32 height, PixelFormat format)
at Novell.Zenworks.AppModule.AppActionItem.GetOverlay edImage(Int32 i, ICONDIR icon)
at Novell.Zenworks.AppModule.AppActionItem.CreateOver layedIcon(Stream s, Boolean high_res_icon)
at Novell.Zenworks.AppModule.AppActionItem.UpdateIcon Bytes()] [] []
[DEBUG] [01/17/2012 16:19:07.499] [1656] [ZenworksWindowsService] [32] [] [BundleManager] [] [Exception while getting Icon : Parameter is not valid., StackTrace : at System.Drawing.Bitmap..ctor(Int32 width, Int32 height, PixelFormat format)
at Novell.Zenworks.AppModule.AppActionItem.GetOverlay edImage(Int32 i, ICONDIR icon)
at Novell.Zenworks.AppModule.AppActionItem.CreateOver layedIcon(Stream s, Boolean high_res_icon)
at Novell.Zenworks.AppModule.AppActionItem.UpdateIcon Bytes()] [] []
[DEBUG] [01/17/2012 16:19:14.076] [1656] [ZenworksWindowsService] [32] [] [SoapUtility] [] [Checksumming soap call with UID: Containment:GetContainment] [] []
[DEBUG] [01/17/2012 16:19:25.388] [1656] [ZenworksWindowsService] [56] [] [SoapUtility] [] [Checksumming soap call with UID: ZoneConfig:GetSatelliteServerConfigEx] [] []
[DEBUG] [01/17/2012 16:19:25.388] [1656] [ZenworksWindowsService] [56] [] [SoapUtility] [] [Added checksum to request: d7391226c21ed771f377e695e4b4236d4da22cbc18c9a849d3 005b00d56e8f66] [] []
[DEBUG] [01/17/2012 16:19:25.435] [1656] [ZenworksWindowsService] [56] [] [SoapUtility] [] [Using cached response.] [] []
[DEBUG] [01/17/2012 16:19:25.435] [1656] [ZenworksWindowsService] [56] [] [CacheableHttpWebResponse] [] [Getting Response Stream] [] []
[DEBUG] [01/17/2012 16:19:25.435] [1656] [ZenworksWindowsService] [56] [] [SoapUtility] [] [Checksumming soap call with UID: Assignment:GetEffectiveAssignments] [] []
[DEBUG] [01/17/2012 16:19:25.451] [1656] [ZenworksWindowsService] [56] [] [SoapUtility] [] [Added checksum to request: 7f12721020f30bc11a9a224454bdf47c5483b600836a89c4d3 6966969eb17f09] [] []
[DEBUG] [01/17/2012 16:19:25.513] [1656] [ZenworksWindowsService] [56] [] [SoapUtility] [] [Found etag: 240f8d6407596a15fbbcde79a1e777e0b6852f2aae58270347 63d7b36ad14e1f] [] []
[DEBUG] [01/17/2012 16:19:25.513] [1656] [ZenworksWindowsService] [56] [] [SoapUtility] [] [Updating checksum for Assignment:GetEffectiveAssignments. Value: 240f8d6407596a15fbbcde79a1e777e0b6852f2aae58270347 63d7b36ad14e1f] [] []
[DEBUG] [01/17/2012 16:19:25.529] [1656] [ZenworksWindowsService] [56] [] [SoapUtility] [] [Caching HTTP response, Key: Assignment:GetEffectiveAssignments] [] []
[DEBUG] [01/17/2012 16:19:25.529] [1656] [ZenworksWindowsService] [56] [] [CacheableHttpWebResponse] [] [Getting Response Stream] [] []
[DEBUG] [01/17/2012 16:19:25.544] [1656] [ZenworksWindowsService] [56] [] [ContentManager] [] [metadataUpdatedNeeded = False] [] []
[DEBUG] [01/17/2012 16:19:25.591] [1656] [ZenworksWindowsService] [56] [] [SoapUtility] [] [Checksumming soap call with UID: Settings:GetSettings] [] []
[DEBUG] [01/17/2012 16:19:25.591] [1656] [ZenworksWindowsService] [56] [] [SoapUtility] [] [Added checksum to request: f41da0c3b840121c77989b84ea55500abd15934981edf7b712 5fde6dbdfa9628] [] []
[DEBUG] [01/17/2012 16:19:25.638] [1656] [ZenworksWindowsService] [56] [] [SoapUtility] [] [Using cached response.] [] []
[DEBUG] [01/17/2012 16:19:25.638] [1656] [ZenworksWindowsService] [56] [] [CacheableHttpWebResponse] [] [Getting Response Stream] [] []
[DEBUG] [01/17/2012 16:19:26.794] [1656] [ZenworksWindowsService] [56] [] [SoapUtility] [] [Checksumming soap call with UID: Assignment:GetEffectiveAssignments] [] []
[DEBUG] [01/17/2012 16:19:26.794] [1656] [ZenworksWindowsService] [56] [] [SoapUtility] [] [Added checksum to request: 240f8d6407596a15fbbcde79a1e777e0b6852f2aae58270347 63d7b36ad14e1f] [] []
[DEBUG] [01/17/2012 16:19:26.841] [1656] [ZenworksWindowsService] [56] [] [SoapUtility] [] [Found etag: 7f12721020f30bc11a9a224454bdf47c5483b600836a89c4d3 6966969eb17f09] [] []
[DEBUG] [01/17/2012 16:19:26.841] [1656] [ZenworksWindowsService] [56] [] [SoapUtility] [] [Updating checksum for Assignment:GetEffectiveAssignments. Value: 7f12721020f30bc11a9a224454bdf47c5483b600836a89c4d3 6966969eb17f09] [] []
[DEBUG] [01/17/2012 16:19:26.841] [1656] [ZenworksWindowsService] [56] [] [SoapUtility] [] [Caching HTTP response, Key: Assignment:GetEffectiveAssignments] [] []
[DEBUG] [01/17/2012 16:19:26.857] [1656] [ZenworksWindowsService] [56] [] [CacheableHttpWebResponse] [] [Getting Response Stream] [] []
[DEBUG] [01/17/2012 16:19:27.060] [1656] [ZenworksWindowsService] [56] [] [ContentManager] [] [metadataUpdatedNeeded = False] [] []
[DEBUG] [01/17/2012 16:19:29.044] [1656] [ZenworksWindowsService] [56] [] [BundleManager] [] [Exception while getting Icon : Parameter is not valid., StackTrace : at System.Drawing.Bitmap..ctor(Int32 width, Int32 height, PixelFormat format)
at Novell.Zenworks.AppModule.AppActionItem.GetOverlay edImage(Int32 i, ICONDIR icon)
at Novell.Zenworks.AppModule.AppActionItem.CreateOver layedIcon(Stream s, Boolean high_res_icon)
at Novell.Zenworks.AppModule.AppActionItem.UpdateIcon Bytes()] [] []
[DEBUG] [01/17/2012 16:19:29.044] [1656] [ZenworksWindowsService] [56] [] [BundleManager] [] [Exception while getting Icon : Parameter is not valid., StackTrace : at System.Drawing.Bitmap..ctor(Int32 width, Int32 height, PixelFormat format)
at Novell.Zenworks.AppModule.AppActionItem.GetOverlay edImage(Int32 i, ICONDIR icon)
at Novell.Zenworks.AppModule.AppActionItem.CreateOver layedIcon(Stream s, Boolean high_res_icon)
at Novell.Zenworks.AppModule.AppActionItem.UpdateIcon Bytes()] [] []
[DEBUG] [01/17/2012 16:19:29.654] [1656] [ZenworksWindowsService] [56] [] [BundleManager] [] [Exception while getting Icon : Parameter is not valid., StackTrace : at System.Drawing.Bitmap..ctor(Int32 width, Int32 height, PixelFormat format)
at Novell.Zenworks.AppModule.AppActionItem.GetOverlay edImage(Int32 i, ICONDIR icon)
at Novell.Zenworks.AppModule.AppActionItem.CreateOver layedIcon(Stream s, Boolean high_res_icon)
at Novell.Zenworks.AppModule.AppActionItem.UpdateIcon Bytes()] [] []
[DEBUG] [01/17/2012 16:19:29.669] [1656] [ZenworksWindowsService] [56] [] [BundleManager] [] [Exception while getting Icon : Parameter is not valid., StackTrace : at System.Drawing.Bitmap..ctor(Int32 width, Int32 height, PixelFormat format)
at Novell.Zenworks.AppModule.AppActionItem.GetOverlay edImage(Int32 i, ICONDIR icon)
at Novell.Zenworks.AppModule.AppActionItem.CreateOver layedIcon(Stream s, Boolean high_res_icon)
at Novell.Zenworks.AppModule.AppActionItem.UpdateIcon Bytes()] [] []
[DEBUG] [01/17/2012 16:19:32.888] [1656] [ZenworksWindowsService] [56] [ELI] [RefreshMgr] [] [(Thread=56; SessionId=2516415; RefreshType=GeneralRefresh) Handler AppModule threw an exception
Type: System.NullReferenceException
Message: Object reference not set to an instance of an object.
Stack Trace:
at Novell.Zenworks.AppModule.AppItem.ProcessForSpecia lChars()
at Novell.Zenworks.AppModule.AppItem.GetDisplayName()
at Novell.Zenworks.AppModule.AppItemManager.AppItemLi st.AddAppItem(Session session, AppData data, Assignment() assignments, IService service, Boolean isAssignedToDevice)
at Novell.Zenworks.AppModule.AppRefreshHandler.Genera lRefresh(Session session, Assignment() allAssignments, IService service, Boolean bypassServerCache)
at Novell.Zenworks.AssignmentManager.BaseItemRefreshH andler.ProcessGeneralRefresh(Session session, String refreshType, RefreshResults results, CustomRefreshData refreshData)
at Novell.Zenworks.AssignmentManager.BaseItemRefreshH andler.Refresh(Session session, RefreshContext context, RefreshResults results)
at Novell.Zenworks.Zmd.Refresh.RefreshManager.NotifyR efreshHandlers(Session session, RefreshContext context, RefreshSummary summary, RefreshHandlerInfo() handlers)

] [] []
[DEBUG] [01/17/2012 16:19:32.997] [1656] [ZenworksWindowsService] [56] [] [SoapUtility] [] [Checksumming soap call with UID: Containment:GetContainment] [] []