diff --git a/component/scanner/src/main/java/one/nem/lacerta/component/scanner/ScannerManagerActivity.java b/component/scanner/src/main/java/one/nem/lacerta/component/scanner/ScannerManagerActivity.java
index 5efd0652..ec7da90e 100644
--- a/component/scanner/src/main/java/one/nem/lacerta/component/scanner/ScannerManagerActivity.java
+++ b/component/scanner/src/main/java/one/nem/lacerta/component/scanner/ScannerManagerActivity.java
@@ -116,7 +116,7 @@ public class ScannerManagerActivity extends AppCompatActivity {
                 for (String result : croppedImageResults) {
                     croppedImages.add(BitmapFactory.decodeFile(result));
                 }
-                processResult(croppedImages);
+                updatePage();
                 return null;
             },
             (errorMessage) -> {
@@ -267,6 +267,8 @@ public class ScannerManagerActivity extends AppCompatActivity {
         document.getDocument(documentId).thenAccept((documentDetail) -> {
             DocumentProcessor documentProcessor = documentProcessorFactory.create(documentDetail);
             documentProcessor.updatePageAtIndex(croppedImages.get(0), index);
+            logger.debug(TAG, "documentProcessor.getPageCount(): " + documentProcessor.getPageCount()
+                + ", documentDetail.getPages().size(): " + documentDetail.getPages().size());
             document.updateDocument(documentProcessor.getDocumentDetail()).join();
             dialog.dismiss();
         });
diff --git a/processor/src/main/java/one/nem/lacerta/processor/impl/DocumentProcessorImpl.java b/processor/src/main/java/one/nem/lacerta/processor/impl/DocumentProcessorImpl.java
index 98ff774a..142a8e7b 100644
--- a/processor/src/main/java/one/nem/lacerta/processor/impl/DocumentProcessorImpl.java
+++ b/processor/src/main/java/one/nem/lacerta/processor/impl/DocumentProcessorImpl.java
@@ -133,6 +133,8 @@ public class DocumentProcessorImpl implements DocumentProcessor{
         logger.debug("updatePageAtIndex", "called");
         String filename = UUID.randomUUID().toString() + ".png"; // TODO-rca: 拡張子を動的にする
 
+        logger.debug("updatePageAtIndex", "filename1: " + filename);
+
         try {
             this.fileManager.getNewInstance().createDirectoryIfNotExist(DEFAULT_SAVE_DIR).resolve(DEFAULT_SAVE_DIR).saveBitmap(bitmap, filename);
         } catch (Exception e) {
@@ -142,6 +144,8 @@ public class DocumentProcessorImpl implements DocumentProcessor{
             lacertaVcs.undo();
         }
 
+        logger.debug("updatePageAtIndex", "filename: " + filename);
+
         Page page = new Page();
         page.setFileName(filename);
         page.setBitmap(bitmap);