diff --git a/python/ide/src/com/jetbrains/python/configuration/PythonSdkDetailsDialog.java b/python/ide/src/com/jetbrains/python/configuration/PythonSdkDetailsDialog.java
index 5e101fe724e6..f445a4d696c9 100644
--- a/python/ide/src/com/jetbrains/python/configuration/PythonSdkDetailsDialog.java
+++ b/python/ide/src/com/jetbrains/python/configuration/PythonSdkDetailsDialog.java
@@ -89,7 +89,6 @@ public class PythonSdkDetailsDialog extends DialogWrapper {
 
   @Override
   protected void dispose() {
-    myInterpreterList.disposeModel();
     myProjectSdksModel.removeListener(myListener);
     super.dispose();
   }
diff --git a/python/src/com/jetbrains/python/sdk/PythonSdkDetailsStep.java b/python/src/com/jetbrains/python/sdk/PythonSdkDetailsStep.java
index df04801e130c..48132c358437 100644
--- a/python/src/com/jetbrains/python/sdk/PythonSdkDetailsStep.java
+++ b/python/src/com/jetbrains/python/sdk/PythonSdkDetailsStep.java
@@ -154,7 +154,7 @@ public class PythonSdkDetailsStep extends BaseListPopupStep<String> {
     final List<PythonSdkFlavor> flavors = PythonSdkFlavor.getApplicableFlavors(false);
     for (PythonSdkFlavor flavor : flavors) {
       final Collection<String> strings = flavor.suggestHomePaths();
-      for (String string : strings) {
+      for (String string : SdkConfigurationUtil.filterExistingPaths(PythonSdkType.getInstance(), strings, myExistingSdks)) {
         allSdks.add(new PyDetectedSdk(string));
       }
     }