Device Channel Error in log.log

Device Channel Error in log.log


The following error can be seen in the log :

[05.10.2015 09:12:53] [ListItem] [1_.000]  Progress: Importing

[05.10.2015 09:12:53] [ListItem] [1_.000]   Verbose: List URL: /workspace_sites/PublishingDeviceChannelErrorTest/DeviceChannels

[05.10.2015 09:12:55] [ListItem] [1_.000]   Error: The list item could not be added or updated because duplicate values were found in the following field(s) in the list: [Alias].

[05.10.2015 09:12:55] [ListItem] [1_.000]   Debug:    at Microsoft.SharePoint.SPListItem.AddOrUpdateItem(Boolean bAdd, Boolean bSystem, Boolean bPreserveItemVersion, Boolean bNoVersion, Boolean bMigration, Boolean bPublish, Boolean bCheckOut, Boolean bCheckin, Guid newGuidOnAdd, Int32& ulID, Object& objAttachmentNames, Object& objAttachmentContents, Boolean suppressAfterEvents, String filename, Boolean bPreserveItemUIVersion)

at Microsoft.SharePoint.SPListItem.UpdateInternal(Boolean bSystem, Boolean bPreserveItemVersion, Guid newGuidOnAdd, Boolean bMigration, Boolean bPublish, Boolean bNoVersion, Boolean bCheckOut, Boolean bCheckin, Boolean suppressAfterEvents, String filename, Boolean bPreserveItemUIVersion)

at Microsoft.SharePoint.SPListItem.MigrationAddOrUpdate(Boolean bAddNew, Boolean bIsPublish, Guid newGuidOnAdd, Boolean bNoVersion, Boolean suppressAfterEvents)

at Microsoft.SharePoint.Deployment.ListItemSerializer.SetObjectData(Object obj, SerializationInfo info, StreamingContext context, ISurrogateSelector selector)

at Microsoft.SharePoint.Deployment.XmlFormatter.CallSetObjectData(Object obj, SerializationInfo objectData, ISerializationSurrogate surrogate, ISurrogateSelector selector)


Problem : If y ou are trying to create in the Device Channels list a list item , what is there already . This results will be an error because the column alias prevents elements with the same alias can be created . Elements are therefore in this list also does not update ( while synchronizing)

Solution: The error can be ignored . This occurs in all lists and list elements in which a duplicate detection is active .


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