diff --git a/app/components/BookBuilder/Chapter/ChapterTitle.jsx b/app/components/BookBuilder/Chapter/ChapterTitle.jsx
index 4e1ca50f5baf8e0b85b149d83bbf1ac2562d2ff2..c4fc21231d33089c535d406408e1a0aaa8e7f1c7 100644
--- a/app/components/BookBuilder/Chapter/ChapterTitle.jsx
+++ b/app/components/BookBuilder/Chapter/ChapterTitle.jsx
@@ -13,7 +13,7 @@ class ChapterTitle extends React.Component {
 
   renderHasContent () {
     const { chapter, type } = this.props
-    const source = chapter.source
+    const source = chapter.source || ''
     const hasContent = source.trim().length > 0
 
     if (!hasContent) return null
diff --git a/app/components/BookBuilder/Chapter/UploadButton.jsx b/app/components/BookBuilder/Chapter/UploadButton.jsx
index c864ccb389bd51995d17cb3db255427d09224dcf..3b233bee1fd04fd125b0a9c8b21e7ed7d72a2fe9 100644
--- a/app/components/BookBuilder/Chapter/UploadButton.jsx
+++ b/app/components/BookBuilder/Chapter/UploadButton.jsx
@@ -25,7 +25,7 @@ export class UploadButton extends React.Component {
       update(chapter)
       toggleUpload()
     }).catch((error) => {
-      console.err('INK error', error)
+      console.error('INK error', error)
       toggleUpload()
     })
   }