diff --git a/ChangeLog.md b/ChangeLog.md
index 7eb8cd7c847..f0afc380014 100644
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -334,6 +334,7 @@ These artifacts include extensions for the types available in the latter JDKs, s
 - [`KT-14569`](https://youtrack.jetbrains.com/issue/KT-14569) Convert Property to Function Intention: Search occurrences using progress dialog
 - [`KT-14501`](https://youtrack.jetbrains.com/issue/KT-14501) Create from Usage: Support array access expressions/binary expressions with type mismatch errors
 - [`KT-14500`](https://youtrack.jetbrains.com/issue/KT-14500) Create from Usage: Suggest functional type based on the call with lambda argument and unresolved invoke()
+- [`KT-14459`](https://youtrack.jetbrains.com/issue/KT-14459) Initialize with Constructor Parameter: Fix IDE freeze on properties in generic class
 
 #### Refactorings
 
diff --git a/idea/src/org/jetbrains/kotlin/idea/quickfix/InitializePropertyQuickFixFactory.kt b/idea/src/org/jetbrains/kotlin/idea/quickfix/InitializePropertyQuickFixFactory.kt
index 48f24695796..6b7347c4512 100644
--- a/idea/src/org/jetbrains/kotlin/idea/quickfix/InitializePropertyQuickFixFactory.kt
+++ b/idea/src/org/jetbrains/kotlin/idea/quickfix/InitializePropertyQuickFixFactory.kt
@@ -28,6 +28,7 @@ import org.jetbrains.kotlin.asJava.toLightMethods
 import org.jetbrains.kotlin.descriptors.ClassDescriptorWithResolutionScopes
 import org.jetbrains.kotlin.descriptors.ConstructorDescriptor
 import org.jetbrains.kotlin.descriptors.PropertyDescriptor
+import org.jetbrains.kotlin.descriptors.VariableDescriptor
 import org.jetbrains.kotlin.diagnostics.Diagnostic
 import org.jetbrains.kotlin.idea.caches.resolve.resolveToDescriptorIfAny
 import org.jetbrains.kotlin.idea.codeInsight.CodeInsightUtils
@@ -137,7 +138,9 @@ object InitializePropertyQuickFixFactory : KotlinIntentionActionsFactory() {
                         val classDescriptor = propertyDescriptor.containingDeclaration as ClassDescriptorWithResolutionScopes
                         val constructorScope = classDescriptor.scopeForClassHeaderResolution
                         val validator = CollectingNameValidator(originalDescriptor.parameters.map { it.name }) { name ->
-                            constructorScope.getContributedDescriptors(DescriptorKindFilter.VARIABLES, { it.asString() == name }).isEmpty()
+                            constructorScope.getContributedDescriptors(DescriptorKindFilter.VARIABLES).all {
+                                it !is VariableDescriptor || it.name.asString() != name
+                            }
                         }
                         val initializerText = CodeInsightUtils.defaultInitializer(propertyDescriptor.type) ?: "null"
                         val newParam = KotlinParameterInfo(
diff --git a/idea/testData/quickfix/initializeWithConstructorParameter/genericParameterInScope.kt b/idea/testData/quickfix/initializeWithConstructorParameter/genericParameterInScope.kt
new file mode 100644
index 00000000000..46333e3ad72
--- /dev/null
+++ b/idea/testData/quickfix/initializeWithConstructorParameter/genericParameterInScope.kt
@@ -0,0 +1,11 @@
+// "Initialize with constructor parameter" "true"
+// WITH_RUNTIME
+abstract class Form<T>(val name: String){
+    var <caret>data: T?
+        set(value){
+            value?.let { processData(it) }
+            field = data
+        }
+
+    abstract protected fun processData(data: T)
+}
\ No newline at end of file
diff --git a/idea/testData/quickfix/initializeWithConstructorParameter/genericParameterInScope.kt.after b/idea/testData/quickfix/initializeWithConstructorParameter/genericParameterInScope.kt.after
new file mode 100644
index 00000000000..cb529f32059
--- /dev/null
+++ b/idea/testData/quickfix/initializeWithConstructorParameter/genericParameterInScope.kt.after
@@ -0,0 +1,11 @@
+// "Initialize with constructor parameter" "true"
+// WITH_RUNTIME
+abstract class Form<T>(val name: String, data: T?){
+    var <caret>data: T? = data
+        set(value){
+            value?.let { processData(it) }
+            field = data
+        }
+
+    abstract protected fun processData(data: T)
+}
\ No newline at end of file
diff --git a/idea/tests/org/jetbrains/kotlin/idea/quickfix/QuickFixTestGenerated.java b/idea/tests/org/jetbrains/kotlin/idea/quickfix/QuickFixTestGenerated.java
index d88feabb5d0..387048e6425 100644
--- a/idea/tests/org/jetbrains/kotlin/idea/quickfix/QuickFixTestGenerated.java
+++ b/idea/tests/org/jetbrains/kotlin/idea/quickfix/QuickFixTestGenerated.java
@@ -5516,6 +5516,12 @@ public class QuickFixTestGenerated extends AbstractQuickFixTest {
             doTest(fileName);
         }
 
+        @TestMetadata("genericParameterInScope.kt")
+        public void testGenericParameterInScope() throws Exception {
+            String fileName = KotlinTestUtils.navigationMetadata("idea/testData/quickfix/initializeWithConstructorParameter/genericParameterInScope.kt");
+            doTest(fileName);
+        }
+
         @TestMetadata("localVar.kt")
         public void testLocalVar() throws Exception {
             String fileName = KotlinTestUtils.navigationMetadata("idea/testData/quickfix/initializeWithConstructorParameter/localVar.kt");