Hello All!

I've recently encountered this error every time I try to merge person records (ie. removing duplicates).

I don't have much experience with this so any help translating the stack trace would be great!

   at System.Data.Entity.Core.EntityClient.Internal.EntityCommandDefinition.ExecuteStoreCommands(EntityCommand entityCommand, CommandBehavior behavior)
   at System.Data.Entity.Core.Objects.Internal.ObjectQueryExecutionPlan.Execute[TResultType](ObjectContext context, ObjectParameterCollection parameterValues)
   at System.Data.Entity.Core.Objects.ObjectContext.ExecuteInTransaction[T](Func`1 func, IDbExecutionStrategy executionStrategy, Boolean startLocalTransaction, Boolean releaseConnectionOnSuccess)
   at System.Data.Entity.Core.Objects.ObjectQuery`1.<>c__DisplayClass7.b__5()
   at System.Data.Entity.SqlServer.DefaultSqlExecutionStrategy.Execute[TResult](Func`1 operation)
   at System.Data.Entity.Core.Objects.ObjectQuery`1.GetResults(Nullable`1 forMergeOption)
   at System.Data.Entity.Core.Objects.ObjectQuery`1..GetEnumerator>b__0()
   at System.Data.Entity.Internal.LazyEnumerator`1.MoveNext()
   at System.Linq.Enumerable.FirstOrDefault[TSource](IEnumerable`1 source)
   at Rock.Model.GroupMember.UpdateCache(EntityState entityState, DbContext dbContext) in C:\Source\Repos\Rock12\Rock\Model\GroupMember.cs:line 1140
   at Rock.Data.DbContext.RockPostSave(List`1 updatedItems, PersonAlias personAlias, Boolean enableAuditing) in C:\Source\Repos\Rock12\Rock\Data\DbContext.cs:line 409
   at Rock.Data.DbContext.SaveChanges(SaveChangesArgs args) in C:\Source\Repos\Rock12\Rock\Data\DbContext.cs:line 220
   at Rock.Data.DbContext.SaveChanges(Boolean disablePrePostProcessing) in C:\Source\Repos\Rock12\Rock\Data\DbContext.cs:line 157
   at RockWeb.Blocks.Crm.PersonMerge.<>c__DisplayClass23_0.b__3()
   at Rock.Data.DbContext.<>c__DisplayClass11_0.b__0() in C:\Source\Repos\Rock12\Rock\Data\DbContext.cs:line 87
   at Rock.Data.DbContext.WrapTransactionIf(Func`1 action) in C:\Source\Repos\Rock12\Rock\Data\DbContext.cs:line 118
   at RockWeb.Blocks.Crm.PersonMerge.lbMerge_Click(Object sender, EventArgs e)