Fix issue when removing the favicon of a style

diff --git a/wcfsetup/install/files/lib/data/style/StyleAction.class.php b/wcfsetup/install/files/lib/data/style/StyleAction.class.php
index 9d3ca92fd5b019381225a96f4f0ee70a6990ba49..d02188115481a2e250ccde765f300b5d522f24b5 100644 (file)
--- a/wcfsetup/install/files/lib/data/style/StyleAction.class.php
+++ b/wcfsetup/install/files/lib/data/style/StyleAction.class.php
@@ -363,7 +363,9 @@ class StyleAction extends AbstractDatabaseObjectAction implements IToggleAction
                 }
             } else {
                 foreach ($images as $filename => $length) {
-                    \unlink($style->getAssetPath() . $filename);
+                    if (\file_exists($style->getAssetPath() . $filename)) {
+                        \unlink($style->getAssetPath() . $filename);
+                    }
                 }
                 if (\file_exists($style->getAssetPath() . "favicon.ico")) {
                     \unlink($style->getAssetPath() . "favicon.ico");