diff --git a/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/plugin/sources/DefaultLanguageSettingsBuilder.kt b/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/plugin/sources/DefaultLanguageSettingsBuilder.kt
index 794821382ce..f1434f6f545 100644
--- a/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/plugin/sources/DefaultLanguageSettingsBuilder.kt
+++ b/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/plugin/sources/DefaultLanguageSettingsBuilder.kt
@@ -63,25 +63,25 @@ internal class DefaultLanguageSettingsBuilder : LanguageSettingsBuilder {
     }
 
     /* A Kotlin task that is responsible for code analysis of the owner of this language settings builder. */
-    lateinit var compilerPluginOptionsTask: Lazy<AbstractCompile>
+    var compilerPluginOptionsTask: Lazy<AbstractCompile?> = lazyOf(null)
 
-    val compilerPluginArguments: List<String>
+    val compilerPluginArguments: List<String>?
         get() {
-            val pluginOptionsTask = compilerPluginOptionsTask.value
+            val pluginOptionsTask = compilerPluginOptionsTask.value ?: return null
             return when (pluginOptionsTask) {
                 is AbstractKotlinCompile<*> -> pluginOptionsTask.pluginOptions
                 is KotlinNativeCompile -> pluginOptionsTask.compilerPluginOptions
-                else -> error("Unexpected task: $compilerPluginOptionsTask")
+                else -> error("Unexpected task: $pluginOptionsTask")
             }.arguments
         }
 
-    val compilerPluginClasspath: FileCollection
+    val compilerPluginClasspath: FileCollection?
         get() {
-            val pluginClasspathTask = compilerPluginOptionsTask.value
+            val pluginClasspathTask = compilerPluginOptionsTask.value ?: return null
             return when (pluginClasspathTask) {
                 is AbstractKotlinCompile<*> -> pluginClasspathTask.pluginClasspath
                 is KotlinNativeCompile -> pluginClasspathTask.compilerPluginClasspath ?: pluginClasspathTask.project.files()
-                else -> error("Unexpected task: $compilerPluginOptionsTask")
+                else -> error("Unexpected task: $pluginClasspathTask")
             }
         }
 }