问题描述
从laravel 4到7,我一直使用laravel项目。但这是我第一次在新下载的laravel中迁移数据库时遇到的错误。这是我迁移时的错误
$e = $event->getThrowable();
if (!$event->hasResponse()) {
$this->finishRequest($request,$type);
throw $e;
}
$response = $event->getResponse();
// the developer asked for a specific status code
if (!$event->isAllowingCustomresponseCode() && !$response->isClientError() && !$response->isServerError() && !$response->isRedirect()) {
// ensure that we actually have an error response
if ($e instanceof HttpExceptionInterface) {
// keep the HTTP status code and headers
$response->setStatusCode($e->getStatusCode());
$response->headers->add($e->getHeaders());
} else {
$response->setStatusCode(500);
}
}
try {
return $this->filterResponse($response,$request,$type);
} catch (\Exception $e) {
return $response;
}
}
/**
* Returns a human-readable string for the specified variable.
*/
private function varToString($var): string
{
if (\is_object($var)) {
return sprintf('an object of type %s',\get_class($var));
}
if (\is_array($var)) {
$a = [];
foreach ($var as $k => $v) {
$a[] = sprintf('%s => ...',$k);
}
return sprintf('an array ([%s])',mb_substr(implode(',',$a),255));
}
if (\is_resource($var)) {
return sprintf('a resource (%s)',get_resource_type($var));
}
if (null === $var) {
return 'null';
}
if (false === $var) {
return 'a boolean value (false)';
}
if (true === $var) {
return 'a boolean value (true)';
}
if (\is_string($var)) {
return sprintf('a string ("%s%s")',mb_substr($var,255),mb_strlen($var) > 255 ? '...' : '');
}
if (is_numeric($var)) {
return sprintf('a number (%s)',(string) $var);
}
return (string) $var;
}
}
Stack trace:
#0 D:\Supporting Enterprises\Projects\Laravel Projects\SuperpagesAPI\artisan(18): require()
#1 {main}
thrown in D:\Supporting Enterprises\Projects\Laravel Projects\SuperpagesAPI\vendor\autoload.PHP on line 7
Fatal error: Uncaught Error: Class 'ComposerAutoloaderInitbe984857c53a573c5f216d0eb36fe0e7' not found in D:\Supporting Enterprises\Projects\Laravel Projects\SuperpagesAPI\vendor\autoload.PHP:7
Stack trace:
#0 D:\Supporting Enterprises\Projects\Laravel Projects\SuperpagesAPI\artisan(18): require()
#1 {main}
thrown in D:\Supporting Enterprises\Projects\Laravel Projects\SuperpagesAPI\vendor\autoload.PHP on line 7
我被困在这里。但是在此之前,我从IIS管理器启动IIS。我不知道这是否会生效。之所以打开它,是因为我最终运行了一个C#Web应用程序。
请帮助我这些人。
解决方法
这似乎是作曲家问题。只需尝试运行以下bash脚本即可:
composer dump-autoload