I've had a trouble with installation of moodle 26+
Wamp 2.4
PHP 5.4.16
Apache 2.4.4
MySQL 5.6.12
and after Server checks i found a follow error:
System
DDL sql execution error
More information about this error
It is usually not possible to recover from errors triggered during installation, you may need to create a new database or use a different database prefix if you want to retry the installation.
Debug info: Table 'mdl_config' already exists
CREATE TABLE mdl_config (
id BIGINT(10) NOT NULL auto_increment,
name VARCHAR(255) CHARACTER SET utf8 COLLATE utf8_unicode_ci NOT NULL DEFAULT '',
value LONGTEXT CHARACTER SET utf8 COLLATE utf8_unicode_ci NOT NULL,
CONSTRAINT PRIMARY KEY (id)
) ENGINE = InnoDB DEFAULT CHARACTER SET utf8 DEFAULT COLLATE = utf8_unicode_ci
Error code: ddlexecuteerror
CREATE TABLE mdl_config (
id BIGINT(10) NOT NULL auto_increment,
name VARCHAR(255) CHARACTER SET utf8 COLLATE utf8_unicode_ci NOT NULL DEFAULT '',
value LONGTEXT CHARACTER SET utf8 COLLATE utf8_unicode_ci NOT NULL,
CONSTRAINT PRIMARY KEY (id)
) ENGINE = InnoDB DEFAULT CHARACTER SET utf8 DEFAULT COLLATE = utf8_unicode_ci
Error code: ddlexecuteerror
Stack trace:
- line 447 of \lib\dml\moodle_database.php: ddl_change_structure_exception thrown
- line 833 of \lib\dml\mysqli_native_moodle_database.php: call to moodle_database->query_end()
- line 88 of \lib\ddl\database_manager.php: call to mysqli_native_moodle_database->change_database_structure()
- line 77 of \lib\ddl\database_manager.php: call to database_manager->execute_sql()
- line 417 of \lib\ddl\database_manager.php: call to database_manager->execute_sql_arr()
- line 369 of \lib\ddl\database_manager.php: call to database_manager->install_from_xmldb_structure()
- line 1469 of \lib\upgradelib.php: call to database_manager->install_from_xmldb_file()
- line 230 of \admin\index.php: call to install_core()
I really don't know what happening...
How can i fix that??