Here is what my firebug gives me...
[Object { code=500, title="Internal Server Error", detail="exception 'Intervention...er->listen()\n#30 {main}"}]
0
Object { code=500, title="Internal Server Error", detail="exception 'Intervention...er->listen()\n#30 {main}"}
code
500
title
"Internal Server Error"
detail
"exception 'Intervention\Image\Exception\NotSupportedException' with message 'Encoding format (tmp) is not supported.' in C:\wamp\www\cti\flarum\vendor\intervention\image\src\Intervention\Image\AbstractEncoder.php:149
Stack trace:
#0 C:\wamp\www\cti\flarum\vendor\intervention\image\src\Intervention\Image\AbstractDriver.php(77): Intervention\Image\AbstractEncoder->process(Object(Intervention\Image\Image), 'tmp', NULL)
#1 C:\wamp\www\cti\flarum\vendor\intervention\image\src\Intervention\Image\Image.php(119): Intervention\Image\AbstractDriver->encode(Object(Intervention\Image\Image), 'tmp', NULL)
#2 C:\wamp\www\cti\flarum\vendor\intervention\image\src\Intervention\Image\Image.php(139): Intervention\Image\Image->encode('tmp', NULL)
#3 C:\wamp\www\cti\flarum\vendor\flarum\core\src\Core\Users\Commands\UploadAvatarHandler.php(69): Intervention\Image\Image->save()
#4 [internal function]: Flarum\Core\Users\Commands\UploadAvatarHandler->handle(Object(Flarum\Core\Users\Commands\UploadAvatar))
#5 C:\wamp\www\cti\flarum\vendor\illuminate\bus\Dispatcher.php(204): call_user_func(Array, Object(Flarum\Core\Users\Commands\UploadAvatar))
#6 [internal function]: Illuminate\Bus\Dispatcher->Illuminate\Bus{closure}(Object(Flarum\Core\Users\Commands\UploadAvatar))
#7 C:\wamp\www\cti\flarum\vendor\illuminate\pipeline\Pipeline.php(139): call_user_func(Object(Closure), Object(Flarum\Core\Users\Commands\UploadAvatar))
#8 [internal function]: Illuminate\Pipeline\Pipeline->Illuminate\Pipeline{closure}(Object(Flarum\Core\Users\Commands\UploadAvatar))
#9 C:\wamp\www\cti\flarum\vendor\illuminate\pipeline\Pipeline.php(103): call_user_func(Object(Closure), Object(Flarum\Core\Users\Commands\UploadAvatar))
#10 C:\wamp\www\cti\flarum\vendor\illuminate\bus\Dispatcher.php(205): Illuminate\Pipeline\Pipeline->then(Object(Closure))
#11 C:\wamp\www\cti\flarum\vendor\illuminate\bus\Dispatcher.php(178): Illuminate\Bus\Dispatcher->dispatchNow(Object(Flarum\Core\Users\Commands\UploadAvatar), NULL)
#12 C:\wamp\www\cti\flarum\vendor\flarum\core\src\Api\Actions\Users\UploadAvatarAction.php(85): Illuminate\Bus\Dispatcher->dispatch(Object(Flarum\Core\Users\Commands\UploadAvatar))
#13 C:\wamp\www\cti\flarum\vendor\flarum\core\src\Api\Actions\SerializeAction.php(85): Flarum\Api\Actions\Users\UploadAvatarAction->data(Object(Flarum\Api\JsonApiRequest), Object(Tobscure\JsonApi\Document))
#14 C:\wamp\www\cti\flarum\vendor\flarum\core\src\Api\ApiServiceProvider.php(356): Flarum\Api\Actions\SerializeAction->handle(Object(Flarum\Api\Request))
#15 C:\wamp\www\cti\flarum\vendor\flarum\core\src\Http\RouterMiddleware.php(65): Flarum\Api\ApiServiceProvider->Flarum\Api{closure}(Object(Zend\Stratigility\Http\Request), Array)
#16 [internal function]: Flarum\Http\RouterMiddleware->__invoke(Object(Zend\Stratigility\Http\Request), Object(Zend\Stratigility\Http\Response), Object(Zend\Stratigility\Next))
#17 C:\wamp\www\cti\flarum\vendor\zendframework\zend-stratigility\src\Dispatch.php(79): call_user_func(Object(Flarum\Http\RouterMiddleware), Object(Zend\Stratigility\Http\Request), Object(Zend\Stratigility\Http\Response), Object(Zend\Stratigility\Next))
#18 C:\wamp\www\cti\flarum\vendor\zendframework\zend-stratigility\src\Next.php(113): Zend\Stratigility\Dispatch->__invoke(Object(Zend\Stratigility\Route), NULL, Object(Zend\Stratigility\Http\Request), Object(Zend\Stratigility\Http\Response), Object(Zend\Stratigility\Next))
#19 C:\wamp\www\cti\flarum\vendor\flarum\core\src\Api\Middleware\LoginWithHeader.php(66): Zend\Stratigility\Next->__invoke(Object(Zend\Stratigility\Http\Request), Object(Zend\Stratigility\Http\Response))
#20 [internal function]: Flarum\Api\Middleware\LoginWithHeader->__invoke(Object(Zend\Stratigility\Http\Request), Object(Zend\Stratigility\Http\Response), Object(Zend\Stratigility\Next))
#21 C:\wamp\www\cti\flarum\vendor\zendframework\zend-stratigility\src\Dispatch.php(79): call_user_func(Object(Flarum\Api\Middleware\LoginWithHeader), Object(Zend\Stratigility\Http\Request), Object(Zend\Stratigility\Http\Response), Object(Zend\Stratigility\Next))
#22 C:\wamp\www\cti\flarum\vendor\zendframework\zend-stratigility\src\Next.php(113): Zend\Stratigility\Dispatch->__invoke(Object(Zend\Stratigility\Route), NULL, Object(Zend\Stratigility\Http\Request), Object(Zend\Stratigility\Http\Response), Object(Zend\Stratigility\Next))
#23 C:\wamp\www\cti\flarum\vendor\flarum\core\src\Api\Middleware\ReadJsonParameters.php(32): Zend\Stratigility\Next->__invoke(Object(Zend\Stratigility\Http\Request), Object(Zend\Stratigility\Http\Response))
#24 [internal function]: Flarum\Api\Middleware\ReadJsonParameters->__invoke(Object(Zend\Stratigility\Http\Request), Object(Zend\Stratigility\Http\Response), Object(Zend\Stratigility\Next))
#25 C:\wamp\www\cti\flarum\vendor\zendframework\zend-stratigility\src\Dispatch.php(79): call_user_func(Object(Flarum\Api\Middleware\ReadJsonParameters), Object(Zend\Stratigility\Http\Request), Object(Zend\Stratigility\Http\Response), Object(Zend\Stratigility\Next))
#26 C:\wamp\www\cti\flarum\vendor\zendframework\zend-stratigility\src\Next.php(113): Zend\Stratigility\Dispatch->__invoke(Object(Zend\Stratigility\Route), NULL, Object(Zend\Stratigility\Http\Request), Object(Zend\Stratigility\Http\Response), Object(Zend\Stratigility\Next))
#27 C:\wamp\www\cti\flarum\vendor\zendframework\zend-stratigility\src\MiddlewarePipe.php(75): Zend\Stratigility\Next->__invoke(Object(Zend\Stratigility\Http\Request), Object(Zend\Stratigility\Http\Response))
#28 C:\wamp\www\cti\flarum\vendor\zendframework\zend-diactoros\src\Server.php(166): Zend\Stratigility\MiddlewarePipe->__invoke(Object(Zend\Diactoros\ServerRequest), Object(Zend\Diactoros\Response), NULL)
#29 C:\wamp\www\cti\api.php(42): Zend\Diactoros\Server->listen()
#30 {main}"