diff --git a/jps/jps-builders/src/org/jetbrains/jps/javac/JavacMain.java b/jps/jps-builders/src/org/jetbrains/jps/javac/JavacMain.java
index 840403e2d0a0..0b565436789a 100644
--- a/jps/jps-builders/src/org/jetbrains/jps/javac/JavacMain.java
+++ b/jps/jps-builders/src/org/jetbrains/jps/javac/JavacMain.java
@@ -197,7 +197,13 @@ public class JavacMain {
     return (StandardJavaFileManager)Proxy.newProxyInstance(fileManager.getClass().getClassLoader(), new Class[]{StandardJavaFileManager.class}, new InvocationHandler() {
       @Override
       public Object invoke(Object proxy, Method method, Object[] args) throws Throwable {
-        return method.invoke(fileManager.getApiCallHandler(method), args);
+        try {
+          return method.invoke(fileManager.getApiCallHandler(method), args);
+        }
+        catch (InvocationTargetException e) {
+          final Throwable cause = e.getCause();
+          throw cause != null? cause : e;
+        }
       }
     });
   }