Warning: require_once(PEAR.php): failed to open stream: No such file or directory in C:\SistemasPHP\observatorio4\vendor\pear\archive_tar\Archive\Tar.php on line 45

Fatal error: require_once(): Failed opening required 'PEAR.php' (include_path='.;C:\php\pear') in C:\SistemasPHP\observatorio4\vendor\pear\archive_tar\Archive\Tar.php on line 45