diff --git a/platform/util/src/com/intellij/util/concurrency/BoundedTaskExecutor.java b/platform/util/src/com/intellij/util/concurrency/BoundedTaskExecutor.java
index 167a607735f5..8e9a9e3ea9cc 100644
--- a/platform/util/src/com/intellij/util/concurrency/BoundedTaskExecutor.java
+++ b/platform/util/src/com/intellij/util/concurrency/BoundedTaskExecutor.java
@@ -115,7 +115,17 @@ public class BoundedTaskExecutor extends AbstractExecutorService {
       assert inProgress > 0 : inProgress;
       Runnable next;
       if (inProgress <= myMaxTasks && (next = myTaskQueue.poll()) != null) {
-        myBackendExecutor.execute(wrap(next));
+        try {
+          myBackendExecutor.execute(wrap(next));
+        }
+        catch (Error e) {
+          myInProgress.decrementAndGet();
+          throw e;
+        }
+        catch (RuntimeException e) {
+          myInProgress.decrementAndGet();
+          throw e;
+        }
         break;
       }
       if (myInProgress.compareAndSet(inProgress, inProgress-1)) {