diff --git a/analysis/low-level-api-fir/tests/org/jetbrains/kotlin/analysis/low/level/api/fir/diagnostic/compiler/based/DiagnosisCompilerTestFE10TestdataTestGenerated.java b/analysis/low-level-api-fir/tests/org/jetbrains/kotlin/analysis/low/level/api/fir/diagnostic/compiler/based/DiagnosisCompilerTestFE10TestdataTestGenerated.java
index fb2004dcc15..42d604bf23f 100644
--- a/analysis/low-level-api-fir/tests/org/jetbrains/kotlin/analysis/low/level/api/fir/diagnostic/compiler/based/DiagnosisCompilerTestFE10TestdataTestGenerated.java
+++ b/analysis/low-level-api-fir/tests/org/jetbrains/kotlin/analysis/low/level/api/fir/diagnostic/compiler/based/DiagnosisCompilerTestFE10TestdataTestGenerated.java
@@ -24437,6 +24437,12 @@ public class DiagnosisCompilerTestFE10TestdataTestGenerated extends AbstractDiag
                 runTest("compiler/testData/diagnostics/tests/resolve/kt36264.kt");
             }
 
+            @Test
+            @TestMetadata("kt49736.kt")
+            public void testKt49736() throws Exception {
+                runTest("compiler/testData/diagnostics/tests/resolve/kt49736.kt");
+            }
+
             @Test
             @TestMetadata("localObject.kt")
             public void testLocalObject() throws Exception {
diff --git a/compiler/fir/analysis-tests/tests-gen/org/jetbrains/kotlin/test/runners/FirOldFrontendDiagnosticsTestGenerated.java b/compiler/fir/analysis-tests/tests-gen/org/jetbrains/kotlin/test/runners/FirOldFrontendDiagnosticsTestGenerated.java
index 713ff1a60e7..c877b88be57 100644
--- a/compiler/fir/analysis-tests/tests-gen/org/jetbrains/kotlin/test/runners/FirOldFrontendDiagnosticsTestGenerated.java
+++ b/compiler/fir/analysis-tests/tests-gen/org/jetbrains/kotlin/test/runners/FirOldFrontendDiagnosticsTestGenerated.java
@@ -24437,6 +24437,12 @@ public class FirOldFrontendDiagnosticsTestGenerated extends AbstractFirDiagnosti
                 runTest("compiler/testData/diagnostics/tests/resolve/kt36264.kt");
             }
 
+            @Test
+            @TestMetadata("kt49736.kt")
+            public void testKt49736() throws Exception {
+                runTest("compiler/testData/diagnostics/tests/resolve/kt49736.kt");
+            }
+
             @Test
             @TestMetadata("localObject.kt")
             public void testLocalObject() throws Exception {
diff --git a/compiler/fir/analysis-tests/tests-gen/org/jetbrains/kotlin/test/runners/FirOldFrontendDiagnosticsWithLightTreeTestGenerated.java b/compiler/fir/analysis-tests/tests-gen/org/jetbrains/kotlin/test/runners/FirOldFrontendDiagnosticsWithLightTreeTestGenerated.java
index b252487d249..c3796125be5 100644
--- a/compiler/fir/analysis-tests/tests-gen/org/jetbrains/kotlin/test/runners/FirOldFrontendDiagnosticsWithLightTreeTestGenerated.java
+++ b/compiler/fir/analysis-tests/tests-gen/org/jetbrains/kotlin/test/runners/FirOldFrontendDiagnosticsWithLightTreeTestGenerated.java
@@ -24437,6 +24437,12 @@ public class FirOldFrontendDiagnosticsWithLightTreeTestGenerated extends Abstrac
                 runTest("compiler/testData/diagnostics/tests/resolve/kt36264.kt");
             }
 
+            @Test
+            @TestMetadata("kt49736.kt")
+            public void testKt49736() throws Exception {
+                runTest("compiler/testData/diagnostics/tests/resolve/kt49736.kt");
+            }
+
             @Test
             @TestMetadata("localObject.kt")
             public void testLocalObject() throws Exception {
diff --git a/compiler/frontend/src/org/jetbrains/kotlin/resolve/calls/tower/NewResolutionOldInference.kt b/compiler/frontend/src/org/jetbrains/kotlin/resolve/calls/tower/NewResolutionOldInference.kt
index faef82cb818..979ede09524 100644
--- a/compiler/frontend/src/org/jetbrains/kotlin/resolve/calls/tower/NewResolutionOldInference.kt
+++ b/compiler/frontend/src/org/jetbrains/kotlin/resolve/calls/tower/NewResolutionOldInference.kt
@@ -370,6 +370,9 @@ class NewResolutionOldInference(
                 cache.getOrPut(it) { resolutionContext.transformToReceiverWithSmartCastInfo(it) }
             }
 
+        override fun getNameForGivenImportAlias(name: Name): Name? =
+            resolutionContext.call.callElement.containingKtFile.getNameForGivenImportAlias(name)
+
         override val lexicalScope: LexicalScope get() = resolutionContext.scope
 
         override val isDebuggerContext: Boolean get() = resolutionContext.isDebuggerContext
diff --git a/compiler/frontend/src/org/jetbrains/kotlin/resolve/calls/tower/PSICallResolver.kt b/compiler/frontend/src/org/jetbrains/kotlin/resolve/calls/tower/PSICallResolver.kt
index 6256c501660..8fe148521e1 100644
--- a/compiler/frontend/src/org/jetbrains/kotlin/resolve/calls/tower/PSICallResolver.kt
+++ b/compiler/frontend/src/org/jetbrains/kotlin/resolve/calls/tower/PSICallResolver.kt
@@ -408,6 +408,9 @@ class PSICallResolver(
             }
         }
 
+        override fun getNameForGivenImportAlias(name: Name): Name? =
+            context.call.callElement.containingKtFile.getNameForGivenImportAlias(name)
+
         override fun interceptFunctionCandidates(
             resolutionScope: ResolutionScope,
             name: Name,
diff --git a/compiler/psi/src/org/jetbrains/kotlin/psi/KtFile.kt b/compiler/psi/src/org/jetbrains/kotlin/psi/KtFile.kt
index 2b090001660..648cdc47538 100644
--- a/compiler/psi/src/org/jetbrains/kotlin/psi/KtFile.kt
+++ b/compiler/psi/src/org/jetbrains/kotlin/psi/KtFile.kt
@@ -30,6 +30,7 @@ import org.jetbrains.kotlin.KtNodeTypes
 import org.jetbrains.kotlin.idea.KotlinFileType
 import org.jetbrains.kotlin.idea.KotlinLanguage
 import org.jetbrains.kotlin.name.FqName
+import org.jetbrains.kotlin.name.Name
 import org.jetbrains.kotlin.parsing.KotlinParserDefinition
 import org.jetbrains.kotlin.psi.psiUtil.getChildOfType
 import org.jetbrains.kotlin.psi.psiUtil.hasExpectModifier
@@ -179,6 +180,9 @@ open class KtFile(viewProvider: FileViewProvider, val isCompiled: Boolean) :
         it.alias != null && fqName == it.importedFqName
     }?.alias
 
+    fun getNameForGivenImportAlias(name: Name): Name? =
+        importDirectives.find { it.importedName == name }?.importedFqName?.pathSegments()?.last()
+
     @Deprecated("") // getPackageFqName should be used instead
     override fun getPackageName(): String {
         return packageFqName.asString()
diff --git a/compiler/resolution/src/org/jetbrains/kotlin/resolve/calls/tower/ImplicitScopeTower.kt b/compiler/resolution/src/org/jetbrains/kotlin/resolve/calls/tower/ImplicitScopeTower.kt
index d621eb10237..3e642619ac9 100644
--- a/compiler/resolution/src/org/jetbrains/kotlin/resolve/calls/tower/ImplicitScopeTower.kt
+++ b/compiler/resolution/src/org/jetbrains/kotlin/resolve/calls/tower/ImplicitScopeTower.kt
@@ -39,6 +39,8 @@ interface ImplicitScopeTower {
 
     fun getImplicitReceiver(scope: LexicalScope): ReceiverValueWithSmartCastInfo?
 
+    fun getNameForGivenImportAlias(name: Name): Name?
+
     val dynamicScope: MemberScope
 
     val syntheticScopes: SyntheticScopes
diff --git a/compiler/resolution/src/org/jetbrains/kotlin/resolve/calls/tower/TowerLevels.kt b/compiler/resolution/src/org/jetbrains/kotlin/resolve/calls/tower/TowerLevels.kt
index a8d31c18d08..ad3a1e637e6 100644
--- a/compiler/resolution/src/org/jetbrains/kotlin/resolve/calls/tower/TowerLevels.kt
+++ b/compiler/resolution/src/org/jetbrains/kotlin/resolve/calls/tower/TowerLevels.kt
@@ -358,7 +358,8 @@ internal class HidesMembersTowerLevel(scopeTower: ImplicitScopeTower) : Abstract
         extensionReceiver: ReceiverValueWithSmartCastInfo?,
         collectCandidates: LexicalScope.(Name, LookupLocation) -> Collection<CallableDescriptor>
     ): Collection<CandidateWithBoundDispatchReceiver> {
-        if (extensionReceiver == null || name !in HIDES_MEMBERS_NAME_LIST) return emptyList()
+        if (extensionReceiver == null) return emptyList()
+        if (name !in HIDES_MEMBERS_NAME_LIST && scopeTower.getNameForGivenImportAlias(name) !in HIDES_MEMBERS_NAME_LIST) return emptyList()
 
         return scopeTower.lexicalScope.collectCandidates(name, location).filter {
             it.extensionReceiverParameter != null && it.hasHidesMembersAnnotation()
diff --git a/compiler/resolution/src/org/jetbrains/kotlin/resolve/calls/tower/TowerResolver.kt b/compiler/resolution/src/org/jetbrains/kotlin/resolve/calls/tower/TowerResolver.kt
index 6dfc48d0e17..a9daacefd42 100644
--- a/compiler/resolution/src/org/jetbrains/kotlin/resolve/calls/tower/TowerResolver.kt
+++ b/compiler/resolution/src/org/jetbrains/kotlin/resolve/calls/tower/TowerResolver.kt
@@ -107,7 +107,8 @@ class TowerResolver {
         private val useOrder: Boolean,
         private val name: Name
     ) {
-        private val isNameForHidesMember = name in HIDES_MEMBERS_NAME_LIST
+        private val isNameForHidesMember =
+            name in HIDES_MEMBERS_NAME_LIST || implicitScopeTower.getNameForGivenImportAlias(name) in HIDES_MEMBERS_NAME_LIST
         private val skippedDataForLookup = mutableListOf<TowerData>()
 
         private val localLevels: Collection<ScopeTowerLevel> by lazy(LazyThreadSafetyMode.NONE) {
diff --git a/compiler/testData/diagnostics/tests/resolve/kt49736.fir.kt b/compiler/testData/diagnostics/tests/resolve/kt49736.fir.kt
new file mode 100644
index 00000000000..4e6a6681103
--- /dev/null
+++ b/compiler/testData/diagnostics/tests/resolve/kt49736.fir.kt
@@ -0,0 +1,7 @@
+// WITH_RUNTIME
+
+import kotlin.collections.forEach as forEach1
+
+fun foo() {
+    <!UNRESOLVED_REFERENCE!>z<!>.a.forEach1 {  }
+}
\ No newline at end of file
diff --git a/compiler/testData/diagnostics/tests/resolve/kt49736.kt b/compiler/testData/diagnostics/tests/resolve/kt49736.kt
new file mode 100644
index 00000000000..d27c465a288
--- /dev/null
+++ b/compiler/testData/diagnostics/tests/resolve/kt49736.kt
@@ -0,0 +1,7 @@
+// WITH_RUNTIME
+
+import kotlin.collections.forEach as forEach1
+
+fun foo() {
+    <!UNRESOLVED_REFERENCE!>z<!>.<!DEBUG_INFO_MISSING_UNRESOLVED!>a<!>.<!OVERLOAD_RESOLUTION_AMBIGUITY!>forEach1<!> {  }
+}
\ No newline at end of file
diff --git a/compiler/testData/diagnostics/tests/resolve/kt49736.txt b/compiler/testData/diagnostics/tests/resolve/kt49736.txt
new file mode 100644
index 00000000000..65a6ac47e1f
--- /dev/null
+++ b/compiler/testData/diagnostics/tests/resolve/kt49736.txt
@@ -0,0 +1,3 @@
+package
+
+public fun foo(): kotlin.Unit
diff --git a/compiler/tests-common-new/tests-gen/org/jetbrains/kotlin/test/runners/DiagnosticTestGenerated.java b/compiler/tests-common-new/tests-gen/org/jetbrains/kotlin/test/runners/DiagnosticTestGenerated.java
index ec09934f0b2..a3732383278 100644
--- a/compiler/tests-common-new/tests-gen/org/jetbrains/kotlin/test/runners/DiagnosticTestGenerated.java
+++ b/compiler/tests-common-new/tests-gen/org/jetbrains/kotlin/test/runners/DiagnosticTestGenerated.java
@@ -24449,6 +24449,12 @@ public class DiagnosticTestGenerated extends AbstractDiagnosticTest {
                 runTest("compiler/testData/diagnostics/tests/resolve/kt36264.kt");
             }
 
+            @Test
+            @TestMetadata("kt49736.kt")
+            public void testKt49736() throws Exception {
+                runTest("compiler/testData/diagnostics/tests/resolve/kt49736.kt");
+            }
+
             @Test
             @TestMetadata("localObject.kt")
             public void testLocalObject() throws Exception {