diff --git a/package-lock.json b/package-lock.json
index 340b24b..bf70557 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -8906,4 +8906,4 @@
       "dev": true
     }
   }
-}
+}
\ No newline at end of file
diff --git a/package.json b/package.json
index a768586..cba0736 100644
--- a/package.json
+++ b/package.json
@@ -73,4 +73,4 @@
     "url": "https://github.com/souhe/reactScrollbar/issues"
   },
   "homepage": "https://github.com/souhe/reactScrollbar"
-}
+}
\ No newline at end of file
diff --git a/src/js/ScrollArea.jsx b/src/js/ScrollArea.jsx
index ca275da..739ffcd 100644
--- a/src/js/ScrollArea.jsx
+++ b/src/js/ScrollArea.jsx
@@ -371,10 +371,10 @@ export default class ScrollArea extends React.Component {
     }
 
     computeSizes() {
-        let realHeight = this.content.offsetHeight;
-        let containerHeight = this.wrapper.offsetHeight;
-        let realWidth = this.content.offsetWidth;
-        let containerWidth = this.wrapper.offsetWidth;
+        let realHeight = this.content ? this.content.offsetHeight : 0;
+        let containerHeight = this.wrapper ? this.wrapper.offsetHeight : 0;
+        let realWidth = this.content ? this.content.offsetWidth : 0;
+        let containerWidth = this.content ? this.wrapper.offsetWidth : 0;
 
         return {
             realHeight: realHeight,