This issue affects only the new instances. Introduced by
request #12299.
A similar issue impacts the attachment of the legacy PHPWiki.
Trace:
[error] Caught exception: SQLSTATE[42000]: Syntax error or access violation: 1253 COLLATION 'utf8_bin' is not valid for CHARACTER SET 'utf8mb4':
#0 /usr/share/tuleap/src/vendor/paragonie/easydb/src/EasyDB.php(1458): PDO->prepare('SELECT * FROM p...')
#1 /usr/share/tuleap/src/vendor/paragonie/easydb/src/EasyDB.php(1004): ParagonIE\EasyDB\EasyDB->prepare('SELECT * FROM p...')
#2 /usr/share/tuleap/src/vendor/paragonie/easydb/src/EasyDB.php(930): ParagonIE\EasyDB\EasyDB->safeQuery('SELECT * FROM p...', Array, 2, false, true)
#3 /usr/share/tuleap/plugins/git/include/GitDao.class.php(333): ParagonIE\EasyDB\EasyDB->row('SELECT * FROM p...', 'project1/test01...', '102')
#4 /usr/share/tuleap/plugins/git/include/GitRepositoryFactory.class.php(178): GitDao->searchProjectRepositoryByPath('102', 'project1/test01...')
#5 /usr/share/tuleap/plugins/git/include/GitRepositoryFactory.class.php(292): GitRepositoryFactory->getRepositoryByPath('102', 'project1/test01...')
#6 /usr/share/tuleap/plugins/git/include/Git/GitRepositoryBrowserController.php(126): GitRepositoryFactory->getByProjectNameAndPath('project1', 'test01.git')
#7 /usr/share/tuleap/src/common/Request/FrontRouter.php(242): Tuleap\Git\GitRepositoryBrowserController->process(Object(HTTPRequest), Object(Tuleap\Theme\BurningParrot\BurningParrotTheme), Array)
#8 /usr/share/tuleap/src/common/Request/FrontRouter.php(109): Tuleap\Request\FrontRouter->routeHandler(Object(HTTPRequest), Object(Tuleap\Git\GitRepositoryBrowserController), Array)
#9 /usr/share/tuleap/src/www/index.php(49): Tuleap\Request\FrontRouter->route(Object(HTTPRequest))
#10 {main}