diff --git a/idea/jvm-debugger/jvm-debugger-core/src/org/jetbrains/kotlin/idea/debugger/DebuggerClassNameProvider.kt b/idea/jvm-debugger/jvm-debugger-core/src/org/jetbrains/kotlin/idea/debugger/DebuggerClassNameProvider.kt
index 8cd61f6e20c..af52af15fcf 100644
--- a/idea/jvm-debugger/jvm-debugger-core/src/org/jetbrains/kotlin/idea/debugger/DebuggerClassNameProvider.kt
+++ b/idea/jvm-debugger/jvm-debugger-core/src/org/jetbrains/kotlin/idea/debugger/DebuggerClassNameProvider.kt
@@ -306,7 +306,7 @@ private fun DebugProcess.findTargetClasses(outerClass: ReferenceType, lineAt: In
     val targetClasses = ArrayList<ReferenceType>(1)
 
     try {
-        for (location in outerClass.allLineLocations()) {
+        for (location in outerClass.safeAllLineLocations()) {
             val locationLine = location.lineNumber() - 1
             if (locationLine < 0) {
                 // such locations are not correspond to real lines in code
diff --git a/idea/jvm-debugger/jvm-debugger-core/src/org/jetbrains/kotlin/idea/debugger/KotlinSourcePositionProvider.kt b/idea/jvm-debugger/jvm-debugger-core/src/org/jetbrains/kotlin/idea/debugger/KotlinSourcePositionProvider.kt
index 2711ea63bb0..33f59042c1a 100644
--- a/idea/jvm-debugger/jvm-debugger-core/src/org/jetbrains/kotlin/idea/debugger/KotlinSourcePositionProvider.kt
+++ b/idea/jvm-debugger/jvm-debugger-core/src/org/jetbrains/kotlin/idea/debugger/KotlinSourcePositionProvider.kt
@@ -127,7 +127,7 @@ class KotlinSourcePositionProvider : SourcePositionProvider() {
         val debugProcess = context.debugProcess
         if (debugProcess != null) {
             try {
-                val locations = type.allLineLocations()
+                val locations = type.safeAllLineLocations()
                 if (!locations.isEmpty()) {
                     val lastLocation = locations.get(locations.size - 1)
                     return debugProcess.positionManager.getSourcePosition(lastLocation)
diff --git a/idea/jvm-debugger/jvm-debugger-core/src/org/jetbrains/kotlin/idea/debugger/filter/KotlinSyntheticTypeComponentProviderBase.kt b/idea/jvm-debugger/jvm-debugger-core/src/org/jetbrains/kotlin/idea/debugger/filter/KotlinSyntheticTypeComponentProviderBase.kt
index 8093a083701..de16a6f7969 100644
--- a/idea/jvm-debugger/jvm-debugger-core/src/org/jetbrains/kotlin/idea/debugger/filter/KotlinSyntheticTypeComponentProviderBase.kt
+++ b/idea/jvm-debugger/jvm-debugger-core/src/org/jetbrains/kotlin/idea/debugger/filter/KotlinSyntheticTypeComponentProviderBase.kt
@@ -47,7 +47,7 @@ abstract class KotlinSyntheticTypeComponentProviderBase: SyntheticTypeComponentP
                 return false
             }
 
-            return !typeComponent.declaringType().allLineLocations().any { it.lineNumber() != 1 }
+            return !typeComponent.declaringType().safeAllLineLocations().any { it.lineNumber() != 1 }
         }
         catch(e: AbsentInformationException) {
             return false