adding payplugmodule to thelia leads to an internal server error

[kde35]

composer require thelia/pay-plug-module:~1.0.0
leads to internal server error.

php Thelia help Propel\Generator\Exception\InvalidArgumentException^ {#2974 #message: "Invalid database name: no configured connection namedthelia`."
#code: 0
#file: "./vendor/thelia/propel/src/Propel/Generator/Config/GeneratorConfig.php"
#line: 231
trace: {
./vendor/thelia/propel/src/Propel/Generator/Config/GeneratorConfig.php:231 { …}
./vendor/thelia/propel/src/Propel/Generator/Config/GeneratorConfig.php:56 { …}
./vendor/thelia/propel/src/Propel/Generator/Model/Schema.php:243 { …}
./vendor/thelia/propel/src/Propel/Generator/Model/Schema.php:258 { …}
./vendor/thelia/propel/src/Propel/Generator/Builder/Util/SchemaReader.php:230 { …}
Propel\Generator\Builder\Util\SchemaReader->startElement() {}
./vendor/thelia/propel/src/Propel/Generator/Builder/Util/SchemaReader.php:192 { …}
./vendor/thelia/propel/src/Propel/Generator/Manager/AbstractManager.php:342 { …}
./vendor/thelia/propel/src/Propel/Generator/Manager/AbstractManager.php:167 { …}
./vendor/thelia/propel/src/Propel/Generator/Manager/ModelManager.php:53 { …}
./vendor/thelia/propel/src/Propel/Generator/Command/ModelBuildCommand.php:150 { …}
./vendor/symfony/console/Command/Command.php:326 { …}
./core/lib/Thelia/Core/PropelInitService.php:191 {
Thelia\Core\PropelInitService->runCommand(Command $command, array $parameters = [], ?OutputInterface $output = null)^
›
› return $command->run($input, $output);
› }
}
./core/lib/Thelia/Core/PropelInitService.php:323 { …}
./core/lib/Thelia/Core/PropelInitService.php:404 { …}
./core/lib/Thelia/Core/Thelia.php:351 { …}
./core/lib/Thelia/Core/Thelia.php:282 { …} ./core/lib/Thelia/Core/Thelia.php:422 { …}
./core/lib/Thelia/Core/Thelia.php:298 { …}
./core/lib/Thelia/Core/Application.php:36 { …}
./core/Thelia:115 { …}
./Thelia:5 { …}
}
}