XML database file errors found

More information about this error
Debug info: Errors found in XMLDB file: XML Error: expected '>' at line 85. Opening and ending tag mismatch: TABLE line 6 and XMLDB at line 86. Premature end of data in tag TABLES line 5 at line 86. Premature end of data in tag XMLDB line 2 at line 86.
Error code: ddlxmlfileerror
Stack trace:

line 351 of \lib\ddl\database_manager.php: ddl_exception thrown
line 367 of \lib\ddl\database_manager.php: call to database_manager->load_xmldb_file()
line 464 of \lib\upgradelib.php: call to database_manager->install_from_xmldb_file()
line 1586 of \lib\upgradelib.php: call to upgrade_plugins()
line 387 of \admin\index.php: call to upgrade_noncore()