diff --git a/web/app.js b/web/app.js
index 2166e8f21..1c44dc548 100644
--- a/web/app.js
+++ b/web/app.js
@@ -993,11 +993,6 @@ const PDFViewerApplication = {
     const downloadManager = this.downloadManager,
       url = this.baseUrl,
       filename = this._docFilename;
-    downloadManager.onerror = err => {
-      // This error won't really be helpful because it's likely the
-      // fallback won't work either (or is already open).
-      this.error(`PDF failed to download: ${err}`);
-    };
 
     // When the PDF document isn't ready, or the PDF file is still downloading,
     // simply download using the URL.
@@ -1023,11 +1018,6 @@ const PDFViewerApplication = {
     const downloadManager = this.downloadManager,
       url = this.baseUrl,
       filename = this._docFilename;
-    downloadManager.onerror = err => {
-      // This error won't really be helpful because it's likely the
-      // fallback won't work either (or is already open).
-      this.error(`PDF failed to be saved: ${err}`);
-    };
 
     // When the PDF document isn't ready, or the PDF file is still downloading,
     // simply download using the URL.
diff --git a/web/download_manager.js b/web/download_manager.js
index 3c287f856..0261e4580 100644
--- a/web/download_manager.js
+++ b/web/download_manager.js
@@ -71,7 +71,6 @@ class DownloadManager {
       this.downloadUrl(url, filename);
       return;
     }
-
     const blobUrl = URL.createObjectURL(blob);
     download(blobUrl, filename);
   }
diff --git a/web/firefoxcom.js b/web/firefoxcom.js
index afca70122..5ea019c61 100644
--- a/web/firefoxcom.js
+++ b/web/firefoxcom.js
@@ -130,8 +130,10 @@ class DownloadManager {
       filename,
       sourceEventType,
     }).then(error => {
-      if (error && this.onerror) {
-        this.onerror(error);
+      if (error) {
+        // If downloading failed in `PdfStreamConverter.jsm` it's very unlikely
+        // that attempting to fallback and re-download would be helpful here.
+        console.error("`ChromeActions.download` failed.");
       }
       URL.revokeObjectURL(blobUrl);
     });