Thanks. I now have this issue:
Checking file hashes for corrupt or mismatched files[Checksum failed] /core/classes/CodonWebService.class.php did not match, possibly corrupt or out of date[Checksum failed] /core/classes/CodonModule.class.php did not match, possibly corrupt or out of date[Checksum failed] /core/classes/Vars.class.php did not match, possibly corrupt or out of date[Checksum failed] /core/classes/CodonData.class.php did not match, possibly corrupt or out of date[Error] ../core/classes/ezdb/ezdb_mysql.class.php doesn't exist[Checksum failed] /core/classes/ezdb/ezdb_mysqli.class.php did not match, possibly corrupt or out of date[Checksum failed] /core/common/RSSFeed.class.php did not match, possibly corrupt or out of date[Checksum failed] /core/common/OFCharts.class.php did not match, possibly corrupt or out of date[Checksum failed] /core/common/GoogleChart.class.php did not match, possibly corrupt or out of date[Checksum failed] /install/checkdb.php did not match, possibly corrupt or out of date[Checksum failed] /install/loader.inc.php did not match, possibly corrupt or out of date[Checksum failed] /install/templates/s1_db_setup.tpl did not match, possibly corrupt or out of date[Checksum failed] /install/checkinstall.php did not match, possibly corrupt or out of date[Checksum failed] /install/update.php did not match, possibly corrupt or out of date[Error] /install/update.php doesn't exist