Daily Archives: June 1, 2015

Configuring the Outlook Plugin: “A duplicate value cannot be inserted into a unique index.”

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Ever get this when configuring the Outlook client?

Error| Exception : A duplicate value cannot be inserted into a unique index.
[ Table name = MetadataSchema.EntityClientStatistics,Constraint name = PK__MetadataSchema.EntityClientStatistics__00000000000007A9 ] at System.Data.SqlServerCe.SqlCeCommand.ProcessResults(Int32 hr)
at System.Data.SqlServerCe.SqlCeCommand.ExecuteCommandText(IntPtr& pCursor, Boolean& isBaseTableCursor)
at System.Data.SqlServerCe.SqlCeCommand.ExecuteCommand(CommandBehavior behavior, String method, ResultSetOptions options)
at System.Data.SqlServerCe.SqlCeCommand.ExecuteNonQuery()
at Microsoft.Crm.Application.SMWrappers.CrmSqlCeCommand.<ExecuteNonQuery>b__0()
at Microsoft.Crm.Application.SMWrappers.CrmSqlCeCommand.ExecuteCommandWithRetry[TResult](Func`1 body, Int32 retryCount)

Simple solution: Uninstall the plugin profiler.