diff --git a/web/app.js b/web/app.js
index 1cc90cdb7..3ff363ba1 100644
--- a/web/app.js
+++ b/web/app.js
@@ -595,8 +595,8 @@ let PDFViewerApplication = {
 
       this.pdfThumbnailViewer.setDocument(null);
       this.pdfViewer.setDocument(null);
-      this.pdfLinkService.setDocument(null, null);
-      this.pdfDocumentProperties.setDocument(null, null);
+      this.pdfLinkService.setDocument(null);
+      this.pdfDocumentProperties.setDocument(null);
     }
     this.store = null;
     this.isInitialViewSet = false;
diff --git a/web/pdf_document_properties.js b/web/pdf_document_properties.js
index 25711af5d..329c8dddc 100644
--- a/web/pdf_document_properties.js
+++ b/web/pdf_document_properties.js
@@ -120,7 +120,7 @@ class PDFDocumentProperties {
         return Promise.all([
           info,
           metadata,
-          contentDispositionFilename || getPDFFileNameFromURL(this.url),
+          contentDispositionFilename || getPDFFileNameFromURL(this.url || ''),
           this._parseFileSize(this.maybeFileSize),
           this._parseDate(info.CreationDate),
           this._parseDate(info.ModDate),
@@ -187,7 +187,7 @@ class PDFDocumentProperties {
    * @param {Object} pdfDocument - A reference to the PDF document.
    * @param {string} url - The URL of the document.
    */
-  setDocument(pdfDocument, url) {
+  setDocument(pdfDocument, url = null) {
     if (this.pdfDocument) {
       this._reset();
       this._updateUI(true);
diff --git a/web/pdf_link_service.js b/web/pdf_link_service.js
index 3f6af1a72..a0130db7e 100644
--- a/web/pdf_link_service.js
+++ b/web/pdf_link_service.js
@@ -49,7 +49,7 @@ class PDFLinkService {
     this._pagesRefCache = null;
   }
 
-  setDocument(pdfDocument, baseUrl) {
+  setDocument(pdfDocument, baseUrl = null) {
     this.baseUrl = baseUrl;
     this.pdfDocument = pdfDocument;
     this._pagesRefCache = Object.create(null);