diff --git a/src/ReC.Application/Common/Dto/PlaceholderExtensions.cs b/src/ReC.Application/Common/Dto/PlaceholderExtensions.cs
index 35a864f..f7e3a71 100644
--- a/src/ReC.Application/Common/Dto/PlaceholderExtensions.cs
+++ b/src/ReC.Application/Common/Dto/PlaceholderExtensions.cs
@@ -1,7 +1,6 @@
 using System.ComponentModel.DataAnnotations.Schema;
 using System.Reflection;
 using System.Text.RegularExpressions;
-using ReC.Application.Common.Exceptions;
 
 namespace ReC.Application.Common.Dto;
 
@@ -14,10 +13,8 @@ public static partial class PlaceholderExtensions
     /// Replaces placeholders in the format <c>{#ANY_STRING#COLUMN_NAME}</c> with the corresponding
     /// property value resolved via <see cref="GetValueByColumnName{T}"/> from the provided objects.
     /// Values are converted to SQL-compatible string representations.
+    /// If a placeholder cannot be resolved, it is replaced with <c>NULL</c>.
     /// </summary>
-    /// <exception cref="PlaceholderResolutionException">
-    /// Thrown when a placeholder's column name cannot be resolved from any of the provided objects.
-    /// </exception>
     public static string ReplacePlaceholders(this string str, params object?[] objects)
     {
         return PlaceholderRegex().Replace(str, match =>
@@ -37,7 +34,7 @@ public static partial class PlaceholderExtensions
                     return ToSqlLiteral(value);
             }
 
-            throw new PlaceholderResolutionException(placeholder, columnName, str);
+            return "NULL";
         });
     }
 
diff --git a/tests/ReC.Tests/Application/Behaviors/InvokeActionTests.cs b/tests/ReC.Tests/Application/Behaviors/InvokeActionTests.cs
index 9ac80ad..2d3db35 100644
--- a/tests/ReC.Tests/Application/Behaviors/InvokeActionTests.cs
+++ b/tests/ReC.Tests/Application/Behaviors/InvokeActionTests.cs
@@ -1,6 +1,5 @@
 using System.ComponentModel.DataAnnotations.Schema;
 using ReC.Application.Common.Dto;
-using ReC.Application.Common.Exceptions;
 
 namespace ReC.Tests.Application.Behaviors;
 
@@ -211,46 +210,40 @@ public class InvokeActionTests
     #region ReplacePlaceholders - Exception Tests
 
     [Test]
-    public void ReplacePlaceholders_UnresolvableColumn_ThrowsPlaceholderResolutionException()
+    public void ReplacePlaceholders_UnresolvableColumn_ReturnsNull()
     {
         var input = "WHERE X = {#INT#NON_EXISTING}";
 
-        var ex = Assert.Throws<PlaceholderResolutionException>(() =>
-            input.ReplacePlaceholders(_foo, _bar, _fuz));
-
-        Assert.That(ex!.ColumnName, Is.EqualTo("NON_EXISTING"));
-        Assert.That(ex.Placeholder, Is.EqualTo("{#INT#NON_EXISTING}"));
-        Assert.That(ex.Input, Is.EqualTo(input));
+        var result = input.ReplacePlaceholders(_foo, _bar, _fuz);
+        Assert.That(result, Is.EqualTo("WHERE X = NULL"));
     }
 
     [Test]
-    public void ReplacePlaceholders_NoObjectsProvided_ThrowsPlaceholderResolutionException()
+    public void ReplacePlaceholders_NoObjectsProvided_ReturnsNull()
     {
         var input = "WHERE X = {#INT#BAZ}";
 
-        Assert.Throws<PlaceholderResolutionException>(() =>
-            input.ReplacePlaceholders());
+        var result = input.ReplacePlaceholders();
+        Assert.That(result, Is.EqualTo("WHERE X = NULL"));
     }
 
     [Test]
-    public void ReplacePlaceholders_ObjectWithoutColumnAttributes_ThrowsPlaceholderResolutionException()
+    public void ReplacePlaceholders_ObjectWithoutColumnAttributes_ReturnsNull()
     {
         var model = new NoColumnModel { Id = 1, Name = "Test" };
         var input = "WHERE X = {#INT#Id}";
 
-        Assert.Throws<PlaceholderResolutionException>(() =>
-            input.ReplacePlaceholders(model));
+        var result = input.ReplacePlaceholders(model);
+        Assert.That(result, Is.EqualTo("WHERE X = NULL"));
     }
 
     [Test]
-    public void ReplacePlaceholders_MixedResolvableAndUnresolvable_ThrowsOnUnresolvable()
+    public void ReplacePlaceholders_MixedResolvableAndUnresolvable_ReturnsNullForUnresolvable()
     {
         var input = "WHERE BAZ = {#INT#BAZ} AND X = {#INT#UNKNOWN}";
 
-        var ex = Assert.Throws<PlaceholderResolutionException>(() =>
-            input.ReplacePlaceholders(_foo, _bar, _fuz));
-
-        Assert.That(ex!.ColumnName, Is.EqualTo("UNKNOWN"));
+        var result = input.ReplacePlaceholders(_foo, _bar, _fuz);
+        Assert.That(result, Is.EqualTo("WHERE BAZ = 2 AND X = NULL"));
     }
 
     #endregion