diff --git a/java/execution/impl/src/com/intellij/execution/testDiscovery/TestDiscoveryIndex.java b/java/execution/impl/src/com/intellij/execution/testDiscovery/TestDiscoveryIndex.java
index a78414f2abea..dd653aa6b581 100644
--- a/java/execution/impl/src/com/intellij/execution/testDiscovery/TestDiscoveryIndex.java
+++ b/java/execution/impl/src/com/intellij/execution/testDiscovery/TestDiscoveryIndex.java
@@ -53,6 +53,9 @@ public class TestDiscoveryIndex implements ProjectComponent {
         ApplicationManager.getApplication().executeOnPooledThread(new Runnable() {
           @Override
           public void run() {
+            String path = TestDiscoveryExtension.baseTestDiscoveryPathForProject(myProject);
+            if (!new File(path).exists()) return;
+
             getHolder(); // proactively init with maybe io costly compact
           }
         });