Index: lams_tool_images/web/includes/javascript/imageGalleryitem.js
===================================================================
diff -u -rdd681787ec25a920574ec033e3740572818dbce6 -r80f23aae24a17df9dfcd1770f396aaba0d0650c3
--- lams_tool_images/web/includes/javascript/imageGalleryitem.js	(.../imageGalleryitem.js)	(revision dd681787ec25a920574ec033e3740572818dbce6)
+++ lams_tool_images/web/includes/javascript/imageGalleryitem.js	(.../imageGalleryitem.js)	(revision 80f23aae24a17df9dfcd1770f396aaba0d0650c3)
@@ -81,7 +81,7 @@
 			  'largeFilesAllowed' : true
 		  },
 		  onBeforeFileAdded: function(currentFile, files) {
-			  var name = currentFile.data.name,
+			  var name = currentFile.data.name || currentFile.name,
 			  	  extensionIndex = name.lastIndexOf('.'),
 			  	  valid = UPLOAD_ALLOWED_EXTENSIONS.includes(name.substring(extensionIndex).trim());
 			  if (!valid) {