[code: Installer Installer::moveReviewerFiles]

I upgraded ojs 3.0.2 to ojs 3.1.1-4, there was a problem like this.

[code: Installer Installer::enabledSitePlugins]
[code: Installer Installer::moveCSSFiles]
[code: Installer Installer::moveReviewerFiles]
<h1>There are no readable files in this directory tree. Are safe mode or open_basedir active?</h1>ojs2: There are no readable files in this directory tree. Are safe mode or open_basedir active?