diff --git a/services/autofill/java/com/android/server/autofill/RemoteFillService.java b/services/autofill/java/com/android/server/autofill/RemoteFillService.java
index 5a9320f61b389..b0755ac836e00 100644
--- a/services/autofill/java/com/android/server/autofill/RemoteFillService.java
+++ b/services/autofill/java/com/android/server/autofill/RemoteFillService.java
@@ -161,8 +161,9 @@ final class RemoteFillService extends ServiceConnector.Impl<IAutoFillService> {
 
                 @Override
                 public void onFailure(int requestId, CharSequence message) {
+                    String errorMessage = message == null ? "" : String.valueOf(message);
                     fillRequest.completeExceptionally(
-                            new RuntimeException(String.valueOf(message)));
+                            new RuntimeException(errorMessage));
                 }
             });
             return fillRequest;