diff --git a/docs/source/13.0-Upgrade-Guide.md b/docs/source/13.0-Upgrade-Guide.md
index 6c13bd5439..4cb8a67b31 100644
--- a/docs/source/13.0-Upgrade-Guide.md
+++ b/docs/source/13.0-Upgrade-Guide.md
@@ -6,10 +6,6 @@
 
 ## `AddAutoMapper` is part of the core package and the DI package is discontinued
 
-## `IMapper` has nullable annotations
-
-Besides the build-time impact, there is also a behaviour change. Non-generic `Map` overloads require now either a destination type or a non-null destination object.
-
 ## `AllowAdditiveTypeMapCreation` was removed
 
 Be sure to call `CreateMap` once for a source type, destination type pair. If you want to reuse configuration, use mapping inheritance.
@@ -24,4 +20,4 @@ The same pattern the framework uses to pass state to delegates. Note that `State
 
 ## Custom Equals/GetHashCode for source objects
 
-To avoid broken implementations, we no longer call those when checking for identical source objects, we hard code to checking object references.
\ No newline at end of file
+To avoid broken implementations, we no longer call those when checking for identical source objects, we hard code to checking object references.
diff --git a/src/AutoMapper/ApiCompatBaseline.txt b/src/AutoMapper/ApiCompatBaseline.txt
index 4c9243b942..c75e43358e 100644
--- a/src/AutoMapper/ApiCompatBaseline.txt
+++ b/src/AutoMapper/ApiCompatBaseline.txt
@@ -1,29 +1,29 @@
 Compat issues with assembly AutoMapper:
 CannotChangeAttribute : Attribute 'System.AttributeUsageAttribute' on 'AutoMapper.AutoMapAttribute' changed from '[AttributeUsageAttribute(1036, AllowMultiple=true)]' in the contract to '[AttributeUsageAttribute(AttributeTargets.Class | AttributeTargets.Interface | AttributeTargets.Struct, AllowMultiple=true)]' in the implementation.
-InterfacesShouldHaveSameMembers : Interface member 'public System.Object AutoMapper.IMappingOperationOptions.State' is present in the implementation but not in the contract.
-InterfacesShouldHaveSameMembers : Interface member 'public System.Object AutoMapper.IMappingOperationOptions.State.get()' is present in the implementation but not in the contract.
-InterfacesShouldHaveSameMembers : Interface member 'public void AutoMapper.IMappingOperationOptions.State.set(System.Object)' is present in the implementation but not in the contract.
-InterfacesShouldHaveSameMembers : Interface member 'public System.Collections.Generic.IReadOnlyCollection<AutoMapper.PropertyMapAction> AutoMapper.IProfileConfiguration.AllPropertyMapActions.get()' is present in the implementation but not in the contract.
-InterfacesShouldHaveSameMembers : Interface member 'public System.Collections.Generic.IReadOnlyCollection<System.Action<AutoMapper.PropertyMap, AutoMapper.IMemberConfigurationExpression>> AutoMapper.IProfileConfiguration.AllPropertyMapActions.get()' is present in the contract but not in the implementation.
-MembersMustExist : Member 'public System.Collections.Generic.IReadOnlyCollection<System.Action<AutoMapper.PropertyMap, AutoMapper.IMemberConfigurationExpression>> AutoMapper.IProfileConfiguration.AllPropertyMapActions.get()' does not exist in the implementation but it does exist in the contract.
-InterfacesShouldHaveSameMembers : Interface member 'public void AutoMapper.IProjectionMemberConfiguration<TSource, TDestination, TMember>.ExplicitExpansion()' is present in the contract but not in the implementation.
-MembersMustExist : Member 'public void AutoMapper.IProjectionMemberConfiguration<TSource, TDestination, TMember>.ExplicitExpansion()' does not exist in the implementation but it does exist in the contract.
-InterfacesShouldHaveSameMembers : Interface member 'public void AutoMapper.IProjectionMemberConfiguration<TSource, TDestination, TMember>.ExplicitExpansion(System.Boolean)' is present in the implementation but not in the contract.
-CannotSealType : Type 'AutoMapper.Mapper' is actually (has the sealed modifier) sealed in the implementation but not sealed in the contract.
-CannotSealType : Type 'AutoMapper.MapperConfiguration' is actually (has the sealed modifier) sealed in the implementation but not sealed in the contract.
-CannotSealType : Type 'AutoMapper.MapperConfigurationExpression' is actually (has the sealed modifier) sealed in the implementation but not sealed in the contract.
-CannotSealType : Type 'AutoMapper.MappingOperationOptions<TSource, TDestination>' is actually (has the sealed modifier) sealed in the implementation but not sealed in the contract.
-MembersMustExist : Member 'protected void AutoMapper.MappingOperationOptions<TSource, TDestination>.AfterMapAction.set(System.Action<TSource, TDestination>)' does not exist in the implementation but it does exist in the contract.
-MembersMustExist : Member 'protected void AutoMapper.MappingOperationOptions<TSource, TDestination>.BeforeMapAction.set(System.Action<TSource, TDestination>)' does not exist in the implementation but it does exist in the contract.
-InterfacesShouldHaveSameMembers : Interface member 'public void AutoMapper.Configuration.ICtorParamConfigurationExpression.ExplicitExpansion(System.Boolean)' is present in the implementation but not in the contract.
-CannotSealType : Type 'AutoMapper.Configuration.MappingExpression' is actually (has the sealed modifier) sealed in the implementation but not sealed in the contract.
-CannotMakeMemberNonVirtual : Member 'protected void AutoMapper.Configuration.MappingExpression.IgnoreDestinationMember(System.Reflection.MemberInfo, System.Boolean)' is non-virtual in the implementation but is virtual in the contract.
-CannotSealType : Type 'AutoMapper.Configuration.MemberConfigurationExpression' is actually (has the sealed modifier) sealed in the implementation but not sealed in the contract.
-MembersMustExist : Member 'public void AutoMapper.Configuration.MemberConfigurationExpression<TSource, TDestination, TMember>.ExplicitExpansion()' does not exist in the implementation but it does exist in the contract.
-CannotSealType : Type 'AutoMapper.Configuration.PathConfigurationExpression<TSource, TDestination, TMember>' is actually (has the sealed modifier) sealed in the implementation but not sealed in the contract.
-MembersMustExist : Member 'protected System.Collections.Generic.List<System.Action<AutoMapper.PathMap>> AutoMapper.Configuration.PathConfigurationExpression<TSource, TDestination, TMember>.PathMapActions.get()' does not exist in the implementation but it does exist in the contract.
-CannotSealType : Type 'AutoMapper.Configuration.SourceMappingExpression' is actually (has the sealed modifier) sealed in the implementation but not sealed in the contract.
-CannotSealType : Type 'AutoMapper.Configuration.SourceMemberConfig' is actually (has the sealed modifier) sealed in the implementation but not sealed in the contract.
+CannotRemoveAttribute : Attribute 'System.Runtime.CompilerServices.NullableContextAttribute' exists on 'AutoMapper.IMapper' in the contract but not the implementation.
+CannotRemoveAttribute : Attribute 'System.Runtime.CompilerServices.NullableContextAttribute' exists on 'AutoMapper.IMapper.Map(System.Object, System.Object, System.Type, System.Type, System.Action<AutoMapper.IMappingOperationOptions<System.Object, System.Object>>)' in the contract but not the implementation.
+CannotRemoveAttribute : Attribute 'System.Runtime.CompilerServices.NullableAttribute' exists on parameter 'opts' on member 'AutoMapper.IMapper.Map(System.Object, System.Object, System.Type, System.Type, System.Action<AutoMapper.IMappingOperationOptions<System.Object, System.Object>>)' in the contract but not the implementation.
+CannotRemoveAttribute : Attribute 'System.Runtime.CompilerServices.NullableContextAttribute' exists on 'AutoMapper.IMapper.Map(System.Object, System.Type, System.Type, System.Action<AutoMapper.IMappingOperationOptions<System.Object, System.Object>>)' in the contract but not the implementation.
+CannotRemoveAttribute : Attribute 'System.Runtime.CompilerServices.NullableAttribute' exists on parameter 'destinationType' on member 'AutoMapper.IMapper.Map(System.Object, System.Type, System.Type, System.Action<AutoMapper.IMappingOperationOptions<System.Object, System.Object>>)' in the contract but not the implementation.
+CannotRemoveAttribute : Attribute 'System.Runtime.CompilerServices.NullableAttribute' exists on parameter 'opts' on member 'AutoMapper.IMapper.Map(System.Object, System.Type, System.Type, System.Action<AutoMapper.IMappingOperationOptions<System.Object, System.Object>>)' in the contract but not the implementation.
+CannotRemoveAttribute : Attribute 'System.Runtime.CompilerServices.NullableContextAttribute' exists on 'AutoMapper.IMapper.Map<TDestination>(System.Object, System.Action<AutoMapper.IMappingOperationOptions<System.Object, TDestination>>)' in the contract but not the implementation.
+CannotRemoveAttribute : Attribute 'System.Runtime.CompilerServices.NullableAttribute' exists on parameter 'opts' on member 'AutoMapper.IMapper.Map<TDestination>(System.Object, System.Action<AutoMapper.IMappingOperationOptions<System.Object, TDestination>>)' in the contract but not the implementation.
+CannotRemoveAttribute : Attribute 'System.Runtime.CompilerServices.NullableContextAttribute' exists on 'AutoMapper.IMapper.Map<TSource, TDestination>(TSource, System.Action<AutoMapper.IMappingOperationOptions<TSource, TDestination>>)' in the contract but not the implementation.
+CannotRemoveAttribute : Attribute 'System.Runtime.CompilerServices.NullableAttribute' exists on parameter 'opts' on member 'AutoMapper.IMapper.Map<TSource, TDestination>(TSource, System.Action<AutoMapper.IMappingOperationOptions<TSource, TDestination>>)' in the contract but not the implementation.
+CannotRemoveAttribute : Attribute 'System.Runtime.CompilerServices.NullableContextAttribute' exists on 'AutoMapper.IMapper.Map<TSource, TDestination>(TSource, TDestination, System.Action<AutoMapper.IMappingOperationOptions<TSource, TDestination>>)' in the contract but not the implementation.
+CannotRemoveAttribute : Attribute 'System.Runtime.CompilerServices.NullableAttribute' exists on parameter 'opts' on member 'AutoMapper.IMapper.Map<TSource, TDestination>(TSource, TDestination, System.Action<AutoMapper.IMappingOperationOptions<TSource, TDestination>>)' in the contract but not the implementation.
+CannotRemoveAttribute : Attribute 'System.Runtime.CompilerServices.NullableAttribute' exists on parameter 'parameters' on member 'AutoMapper.IMapper.ProjectTo(System.Linq.IQueryable, System.Type, System.Collections.Generic.IDictionary<System.String, System.Object>, System.String[])' in the contract but not the implementation.
+CannotRemoveAttribute : Attribute 'System.Runtime.CompilerServices.NullableAttribute' exists on parameter 'parameters' on member 'AutoMapper.IMapper.ProjectTo<TDestination>(System.Linq.IQueryable, System.Collections.Generic.IDictionary<System.String, System.Object>, System.String[])' in the contract but not the implementation.
+CannotRemoveAttribute : Attribute 'System.Runtime.CompilerServices.NullableAttribute' exists on generic param 'TDestination' on member 'AutoMapper.IMapper.ProjectTo<TDestination>(System.Linq.IQueryable, System.Collections.Generic.IDictionary<System.String, System.Object>, System.String[])' in the contract but not the implementation.
+CannotRemoveAttribute : Attribute 'System.Runtime.CompilerServices.NullableAttribute' exists on parameter 'parameters' on member 'AutoMapper.IMapper.ProjectTo<TDestination>(System.Linq.IQueryable, System.Object, System.Linq.Expressions.Expression<System.Func<TDestination, System.Object>>[])' in the contract but not the implementation.
+CannotRemoveAttribute : Attribute 'System.Runtime.CompilerServices.NullableAttribute' exists on generic param 'TDestination' on member 'AutoMapper.IMapper.ProjectTo<TDestination>(System.Linq.IQueryable, System.Object, System.Linq.Expressions.Expression<System.Func<TDestination, System.Object>>[])' in the contract but not the implementation.
+CannotRemoveAttribute : Attribute 'System.Runtime.CompilerServices.NullableContextAttribute' exists on 'AutoMapper.IMapperBase' in the contract but not the implementation.
+CannotRemoveAttribute : Attribute 'System.Runtime.CompilerServices.NullableAttribute' exists on parameter 'destinationType' on member 'AutoMapper.IMapperBase.Map(System.Object, System.Type, System.Type)' in the contract but not the implementation.
+CannotRemoveAttribute : Attribute 'System.Runtime.CompilerServices.NullableAttribute' exists on generic param 'TDestination' on member 'AutoMapper.ResolutionContext.AutoMapper.IMapperBase.Map<TDestination>(System.Object)' in the contract but not the implementation.
+CannotRemoveAttribute : Attribute 'System.Runtime.CompilerServices.NullableAttribute' exists on generic param 'TSource' on member 'AutoMapper.ResolutionContext.AutoMapper.IMapperBase.Map<TSource, TDestination>(TSource)' in the contract but not the implementation.
+CannotRemoveAttribute : Attribute 'System.Runtime.CompilerServices.NullableAttribute' exists on generic param 'TDestination' on member 'AutoMapper.ResolutionContext.AutoMapper.IMapperBase.Map<TSource, TDestination>(TSource)' in the contract but not the implementation.
+CannotRemoveAttribute : Attribute 'System.Runtime.CompilerServices.NullableAttribute' exists on generic param 'TSource' on member 'AutoMapper.ResolutionContext.AutoMapper.IMapperBase.Map<TSource, TDestination>(TSource, TDestination)' in the contract but not the implementation.
+CannotRemoveAttribute : Attribute 'System.Runtime.CompilerServices.NullableAttribute' exists on generic param 'TDestination' on member 'AutoMapper.ResolutionContext.AutoMapper.IMapperBase.Map<TSource, TDestination>(TSource, TDestination)' in the contract but not the implementation.
 CannotChangeAttribute : Attribute 'System.AttributeUsageAttribute' on 'AutoMapper.Configuration.Annotations.IgnoreAttribute' changed from '[AttributeUsageAttribute(384)]' in the contract to '[AttributeUsageAttribute(AttributeTargets.Field | AttributeTargets.Property)]' in the implementation.
 CannotChangeAttribute : Attribute 'System.AttributeUsageAttribute' on 'AutoMapper.Configuration.Annotations.MapAtRuntimeAttribute' changed from '[AttributeUsageAttribute(384)]' in the contract to '[AttributeUsageAttribute(AttributeTargets.Field | AttributeTargets.Property)]' in the implementation.
 CannotChangeAttribute : Attribute 'System.AttributeUsageAttribute' on 'AutoMapper.Configuration.Annotations.MappingOrderAttribute' changed from '[AttributeUsageAttribute(384)]' in the contract to '[AttributeUsageAttribute(AttributeTargets.Field | AttributeTargets.Property)]' in the implementation.
@@ -32,10 +32,15 @@ CannotChangeAttribute : Attribute 'System.AttributeUsageAttribute' on 'AutoMappe
 CannotChangeAttribute : Attribute 'System.AttributeUsageAttribute' on 'AutoMapper.Configuration.Annotations.UseExistingValueAttribute' changed from '[AttributeUsageAttribute(384)]' in the contract to '[AttributeUsageAttribute(AttributeTargets.Field | AttributeTargets.Property)]' in the implementation.
 CannotChangeAttribute : Attribute 'System.AttributeUsageAttribute' on 'AutoMapper.Configuration.Annotations.ValueConverterAttribute' changed from '[AttributeUsageAttribute(384)]' in the contract to '[AttributeUsageAttribute(AttributeTargets.Field | AttributeTargets.Property)]' in the implementation.
 CannotChangeAttribute : Attribute 'System.AttributeUsageAttribute' on 'AutoMapper.Configuration.Annotations.ValueResolverAttribute' changed from '[AttributeUsageAttribute(384)]' in the contract to '[AttributeUsageAttribute(AttributeTargets.Field | AttributeTargets.Property)]' in the implementation.
-CannotSealType : Type 'AutoMapper.Configuration.Conventions.PrePostfixName' is actually (has the sealed modifier) sealed in the implementation but not sealed in the contract.
-CannotSealType : Type 'AutoMapper.Configuration.Conventions.ReplaceName' is actually (has the sealed modifier) sealed in the implementation but not sealed in the contract.
-TypeCannotChangeClassification : Type 'AutoMapper.Execution.TypeMapPlanBuilder' is a 'ref struct' in the implementation but is a 'struct' in the contract.
-CannotSealType : Type 'AutoMapper.QueryableExtensions.MemberVisitor' is actually (has the sealed modifier) sealed in the implementation but not sealed in the contract.
-CannotMakeMemberNonVirtual : Member 'protected System.Linq.Expressions.Expression AutoMapper.QueryableExtensions.MemberVisitor.VisitMember(System.Linq.Expressions.MemberExpression)' is non-virtual in the implementation but is virtual in the contract.
-CannotSealType : Type 'AutoMapper.QueryableExtensions.Impl.MemberProjection' is actually (has the sealed modifier) sealed in the implementation but not sealed in the contract.
-Total Issues: 39
+CannotRemoveAttribute : Attribute 'System.Runtime.CompilerServices.NullableContextAttribute' exists on 'AutoMapper.QueryableExtensions.Extensions.ProjectTo(System.Linq.IQueryable, System.Type, AutoMapper.IConfigurationProvider)' in the contract but not the implementation.
+CannotRemoveAttribute : Attribute 'System.Runtime.CompilerServices.NullableContextAttribute' exists on 'AutoMapper.QueryableExtensions.Extensions.ProjectTo(System.Linq.IQueryable, System.Type, AutoMapper.IConfigurationProvider, System.Collections.Generic.IDictionary<System.String, System.Object>, System.String[])' in the contract but not the implementation.
+CannotRemoveAttribute : Attribute 'System.Runtime.CompilerServices.NullableAttribute' exists on parameter 'parameters' on member 'AutoMapper.QueryableExtensions.Extensions.ProjectTo(System.Linq.IQueryable, System.Type, AutoMapper.IConfigurationProvider, System.Collections.Generic.IDictionary<System.String, System.Object>, System.String[])' in the contract but not the implementation.
+CannotRemoveAttribute : Attribute 'System.Runtime.CompilerServices.NullableContextAttribute' exists on 'AutoMapper.QueryableExtensions.Extensions.ProjectTo<TDestination>(System.Linq.IQueryable, AutoMapper.IConfigurationProvider, System.Collections.Generic.IDictionary<System.String, System.Object>, System.String[])' in the contract but not the implementation.
+CannotRemoveAttribute : Attribute 'System.Runtime.CompilerServices.NullableAttribute' exists on parameter 'parameters' on member 'AutoMapper.QueryableExtensions.Extensions.ProjectTo<TDestination>(System.Linq.IQueryable, AutoMapper.IConfigurationProvider, System.Collections.Generic.IDictionary<System.String, System.Object>, System.String[])' in the contract but not the implementation.
+CannotRemoveAttribute : Attribute 'System.Runtime.CompilerServices.NullableAttribute' exists on generic param 'TDestination' on member 'AutoMapper.QueryableExtensions.Extensions.ProjectTo<TDestination>(System.Linq.IQueryable, AutoMapper.IConfigurationProvider, System.Collections.Generic.IDictionary<System.String, System.Object>, System.String[])' in the contract but not the implementation.
+CannotRemoveAttribute : Attribute 'System.Runtime.CompilerServices.NullableContextAttribute' exists on 'AutoMapper.QueryableExtensions.Extensions.ProjectTo<TDestination>(System.Linq.IQueryable, AutoMapper.IConfigurationProvider, System.Linq.Expressions.Expression<System.Func<TDestination, System.Object>>[])' in the contract but not the implementation.
+CannotRemoveAttribute : Attribute 'System.Runtime.CompilerServices.NullableAttribute' exists on generic param 'TDestination' on member 'AutoMapper.QueryableExtensions.Extensions.ProjectTo<TDestination>(System.Linq.IQueryable, AutoMapper.IConfigurationProvider, System.Linq.Expressions.Expression<System.Func<TDestination, System.Object>>[])' in the contract but not the implementation.
+CannotRemoveAttribute : Attribute 'System.Runtime.CompilerServices.NullableContextAttribute' exists on 'AutoMapper.QueryableExtensions.Extensions.ProjectTo<TDestination>(System.Linq.IQueryable, AutoMapper.IConfigurationProvider, System.Object, System.Linq.Expressions.Expression<System.Func<TDestination, System.Object>>[])' in the contract but not the implementation.
+CannotRemoveAttribute : Attribute 'System.Runtime.CompilerServices.NullableAttribute' exists on parameter 'parameters' on member 'AutoMapper.QueryableExtensions.Extensions.ProjectTo<TDestination>(System.Linq.IQueryable, AutoMapper.IConfigurationProvider, System.Object, System.Linq.Expressions.Expression<System.Func<TDestination, System.Object>>[])' in the contract but not the implementation.
+CannotRemoveAttribute : Attribute 'System.Runtime.CompilerServices.NullableAttribute' exists on generic param 'TDestination' on member 'AutoMapper.QueryableExtensions.Extensions.ProjectTo<TDestination>(System.Linq.IQueryable, AutoMapper.IConfigurationProvider, System.Object, System.Linq.Expressions.Expression<System.Func<TDestination, System.Object>>[])' in the contract but not the implementation.
+Total Issues: 44
diff --git a/src/AutoMapper/Configuration/MapperConfigurationExpression.cs b/src/AutoMapper/Configuration/MapperConfigurationExpression.cs
index e4998d49da..6c7ad6f177 100644
--- a/src/AutoMapper/Configuration/MapperConfigurationExpression.cs
+++ b/src/AutoMapper/Configuration/MapperConfigurationExpression.cs
@@ -177,7 +177,7 @@ private void AddMapsCore(IEnumerable<Assembly> assembliesToScan)
                 {
                     foreach (var memberConfigurationProvider in memberInfo.GetCustomAttributes().OfType<IMemberConfigurationProvider>())
                     {
-                        mappingExpression.ForMember(memberInfo, cfg => memberConfigurationProvider.ApplyConfiguration(cfg));
+                        mappingExpression.ForMember(memberInfo, memberConfigurationProvider.ApplyConfiguration);
                     }
                 }
 
@@ -188,5 +188,5 @@ private void AddMapsCore(IEnumerable<Assembly> assembliesToScan)
         AddProfile(autoMapAttributeProfile);
     }
 
-    public void ConstructServicesUsing(Func<Type, object> constructor) => _serviceCtor = constructor;
+    public void ConstructServicesUsing(Func<Type, object> constructor) => _serviceCtor = constructor ?? throw new ArgumentNullException(nameof(constructor));
 }
\ No newline at end of file
diff --git a/src/AutoMapper/Mapper.cs b/src/AutoMapper/Mapper.cs
index 2e3c42f997..fe823da7a0 100644
--- a/src/AutoMapper/Mapper.cs
+++ b/src/AutoMapper/Mapper.cs
@@ -44,7 +44,7 @@ public interface IMapperBase
     /// <param name="destination">Destination object to map into</param>
     /// <param name="sourceType">Source type to use</param>
     /// <param name="destinationType">Destination type to use</param>
-    /// <returns>Mapped destination object</returns>
+    /// <returns>The mapped destination object</returns>
     object Map(object source, object destination, Type sourceType, Type destinationType);
 }
 public interface IMapper : IMapperBase
@@ -93,7 +93,7 @@ public interface IMapper : IMapperBase
     /// <param name="sourceType">Source type to use</param>
     /// <param name="destinationType">Destination type to use</param>
     /// <param name="opts">Mapping options</param>
-    /// <returns>Mapped destination object</returns>
+    /// <returns>The mapped destination object</returns>
     object Map(object source, object destination, Type sourceType, Type destinationType, Action<IObjectMappingOperationOptions> opts);
     /// <summary>
     /// Configuration provider for performing maps
@@ -166,23 +166,10 @@ public Mapper(IConfigurationProvider configuration, Factory serviceCtor)
     public object Map(object source, Type sourceType, Type destinationType) => Map(source, null, sourceType, destinationType);
     public object Map(object source, Type sourceType, Type destinationType, Action<IObjectMappingOperationOptions> opts) =>
         Map(source, null, sourceType, destinationType, opts);
-    public object Map(object source, object destination, Type sourceType, Type destinationType)
-    {
-        CheckDestination(destination, destinationType);
-        return MapCore(source, destination, DefaultContext, sourceType, destinationType);
-    }
-    private static void CheckDestination(object destination, Type destinationType)
-    {
-        if (destination == null)
-        {
-            ArgumentNullException.ThrowIfNull(destinationType);
-        }
-    }
-    public object Map(object source, object destination, Type sourceType, Type destinationType, Action<IObjectMappingOperationOptions> opts)
-    {
-        CheckDestination(destination, destinationType);
-        return MapWithOptions(source, destination, opts, sourceType, destinationType);
-    }
+    public object Map(object source, object destination, Type sourceType, Type destinationType) =>
+        MapCore(source, destination, DefaultContext, sourceType, destinationType);
+    public object Map(object source, object destination, Type sourceType, Type destinationType, Action<IObjectMappingOperationOptions> opts) =>
+        MapWithOptions(source, destination, opts, sourceType, destinationType);
     public IQueryable<TDestination> ProjectTo<TDestination>(IQueryable source, object parameters, params Expression<Func<TDestination, object>>[] membersToExpand)
         => source.ProjectTo(ConfigurationProvider, parameters, membersToExpand);
     public IQueryable<TDestination> ProjectTo<TDestination>(IQueryable source, IDictionary<string, object> parameters, params string[] membersToExpand)
diff --git a/src/UnitTests/NullBehavior.cs b/src/UnitTests/NullBehavior.cs
index 59faf94037..dbf8cc442b 100644
--- a/src/UnitTests/NullBehavior.cs
+++ b/src/UnitTests/NullBehavior.cs
@@ -5,8 +5,6 @@ public class NullDestinationType : AutoMapperSpecBase
     [Fact]
     public void Should_require_destination_object()
     {
-        new Action(() => Mapper.Map("", null, null)).ShouldThrow<ArgumentNullException>().ParamName.ShouldBe("destinationType");
-        new Action(() => Mapper.Map("", null, null, _=>{ })).ShouldThrow<ArgumentNullException>().ParamName.ShouldBe("destinationType");
         Mapper.Map("", "", null, null).ShouldBe("");
         Mapper.Map("", null, null, typeof(string)).ShouldBe("");
         Mapper.Map("", "", null, null, _ => { }).ShouldBe("");