Fix php warning see #2024

9 years ago · 78dd01fe18
parent 014bd53c2c
commit 78dd01fe18
1 changed files with 4 additions and 3 deletions
--- a/main/inc/lib/document.lib.php
+++ b/main/inc/lib/document.lib.php
@ -5349,9 +5349,10 @@ class DocumentManager
        // Add class="invisible" on invisible files
        $visibility_class = $visibility == false ? ' class="muted"' : '';
-        $forcedownload_link = null;
+        $forcedownload_link = '';
-        $forcedownload_icon = null;
+        $forcedownload_icon = '';
-        $prevent_multiple_click = null;
+        $prevent_multiple_click = '';
        $force_download_html = '';
        if (!$show_as_icon) {
            // Build download link (icon)