Fixed style PIP

Closes #874

diff --git a/wcfsetup/install/files/lib/system/package/plugin/StylePackageInstallationPlugin.class.php b/wcfsetup/install/files/lib/system/package/plugin/StylePackageInstallationPlugin.class.php
index 40c9cecf11d9e2a03cb9f4802e138fd74fcb004e..98b26a3a7e2bbdd8b9dd5c48438b3d46e06a53c6 100644 (file)
--- a/wcfsetup/install/files/lib/system/package/plugin/StylePackageInstallationPlugin.class.php
+++ b/wcfsetup/install/files/lib/system/package/plugin/StylePackageInstallationPlugin.class.php
@@ -27,7 +27,7 @@ class StylePackageInstallationPlugin extends AbstractPackageInstallationPlugin {
                parent::install();
                
                // extract style tar
-               $filename = $this->installation->getArchive()->extractTar($this->instructions['value'], 'style_');
+               $filename = $this->installation->getArchive()->extractTar($this->$instruction['value'], 'style_');
                
                // import style
                $style = StyleEditor::import($filename, $this->installation->getPackageID());