License Clone - Error 500 Internal Server Error

[cparmar]

Sorry for spamming with issues, I'm just posting them as I come across them, using the software for the first time.

I am trying to clone a license but I am getting an Error 500 - Internal Server Error. Here's the output from the debug log:

[2015-01-22 16:49:40] local.ERROR: exception 'ErrorException' with message 'Undefined variable: maintained_list' in /var/www/html/snipe-it/app/storage/views/2e7fc1c56bf62d2009edf33e00052aeb:158
Stack trace:
#0 /var/www/html/snipe-it/app/storage/views/2e7fc1c56bf62d2009edf33e00052aeb(158): Illuminate\Exception\Handler->handleError(8, 'Undefined varia...', '/var/www/html/s...', 158, Array)
#1 /var/www/html/snipe-it/vendor/laravel/framework/src/Illuminate/View/Engines/PhpEngine.php(37): include('/var/www/html/s...')
#2 /var/www/html/snipe-it/vendor/laravel/framework/src/Illuminate/View/Engines/CompilerEngine.php(56): Illuminate\View\Engines\PhpEngine->evaluatePath('/var/www/html/s...', Array)
#3 /var/www/html/snipe-it/vendor/laravel/framework/src/Illuminate/View/View.php(134): Illuminate\View\Engines\CompilerEngine->get('/var/www/html/s...', Array)
#4 /var/www/html/snipe-it/vendor/laravel/framework/src/Illuminate/View/View.php(102): Illuminate\View\View->getContents()
#5 /var/www/html/snipe-it/vendor/laravel/framework/src/Illuminate/View/View.php(76): Illuminate\View\View->renderContents()
#6 /var/www/html/snipe-it/vendor/laravel/framework/src/Illuminate/Http/Response.php(70): Illuminate\View\View->render()
#7 /var/www/html/snipe-it/vendor/symfony/http-foundation/Symfony/Component/HttpFoundation/Response.php(202): Illuminate\Http\Response->setContent(Object(Illuminate\View\View))
#8 /var/www/html/snipe-it/vendor/laravel/framework/src/Illuminate/Routing/Router.php(1427): Symfony\Component\HttpFoundation\Response->__construct(Object(Illuminate\View\View))
#9 /var/www/html/snipe-it/vendor/laravel/framework/src/Illuminate/Routing/Router.php(1003): Illuminate\Routing\Router->prepareResponse(Object(Illuminate\Http\Request), Object(Illuminate\View\View))
#10 /var/www/html/snipe-it/vendor/laravel/framework/src/Illuminate/Routing/Router.php(968): Illuminate\Routing\Router->dispatchToRoute(Object(Illuminate\Http\Request))
#11 /var/www/html/snipe-it/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(738): Illuminate\Routing\Router->dispatch(Object(Illuminate\Http\Request))
#12 /var/www/html/snipe-it/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(708): Illuminate\Foundation\Application->dispatch(Object(Illuminate\Http\Request))
#13 /var/www/html/snipe-it/vendor/barryvdh/laravel-debugbar/src/Middleware/Stack.php(34): Illuminate\Foundation\Application->handle(Object(Illuminate\Http\Request), 1, true)
#14 /var/www/html/snipe-it/vendor/laravel/framework/src/Illuminate/Http/FrameGuard.php(38): Barryvdh\Debugbar\Middleware\Stack->handle(Object(Illuminate\Http\Request), 1, true)
#15 /var/www/html/snipe-it/vendor/laravel/framework/src/Illuminate/Session/Middleware.php(72): Illuminate\Http\FrameGuard->handle(Object(Illuminate\Http\Request), 1, true)
#16 /var/www/html/snipe-it/vendor/laravel/framework/src/Illuminate/Cookie/Queue.php(47): Illuminate\Session\Middleware->handle(Object(Illuminate\Http\Request), 1, true)
#17 /var/www/html/snipe-it/vendor/laravel/framework/src/Illuminate/Cookie/Guard.php(51): Illuminate\Cookie\Queue->handle(Object(Illuminate\Http\Request), 1, true)
#18 /var/www/html/snipe-it/vendor/stack/builder/src/Stack/StackedHttpKernel.php(23): Illuminate\Cookie\Guard->handle(Object(Illuminate\Http\Request), 1, true)
#19 /var/www/html/snipe-it/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(606): Stack\StackedHttpKernel->handle(Object(Illuminate\Http\Request))
#20 /var/www/html/snipe-it/public/index.php(49): Illuminate\Foundation\Application->run()
#21 {main}

Next exception 'ErrorException' with message 'Undefined variable: maintained_list (View: /var/www/html/snipe-it/app/views/backend/licenses/edit.blade.php)' in /var/www/html/snipe-it/app/storage/views/2e7fc1c56bf62d2009edf33e00052aeb:158
Stack trace:
#0 /var/www/html/snipe-it/vendor/laravel/framework/src/Illuminate/View/Engines/PhpEngine.php(41): Illuminate\View\Engines\CompilerEngine->handleViewException(Object(ErrorException))
#1 /var/www/html/snipe-it/vendor/laravel/framework/src/Illuminate/View/Engines/CompilerEngine.php(56): Illuminate\View\Engines\PhpEngine->evaluatePath('/var/www/html/s...', Array)
#2 /var/www/html/snipe-it/vendor/laravel/framework/src/Illuminate/View/View.php(134): Illuminate\View\Engines\CompilerEngine->get('/var/www/html/s...', Array)
#3 /var/www/html/snipe-it/vendor/laravel/framework/src/Illuminate/View/View.php(102): Illuminate\View\View->getContents()
#4 /var/www/html/snipe-it/vendor/laravel/framework/src/Illuminate/View/View.php(76): Illuminate\View\View->renderContents()
#5 /var/www/html/snipe-it/vendor/laravel/framework/src/Illuminate/Http/Response.php(70): Illuminate\View\View->render()
#6 /var/www/html/snipe-it/vendor/symfony/http-foundation/Symfony/Component/HttpFoundation/Response.php(202): Illuminate\Http\Response->setContent(Object(Illuminate\View\View))
#7 /var/www/html/snipe-it/vendor/laravel/framework/src/Illuminate/Routing/Router.php(1427): Symfony\Component\HttpFoundation\Response->__construct(Object(Illuminate\View\View))
#8 /var/www/html/snipe-it/vendor/laravel/framework/src/Illuminate/Routing/Router.php(1003): Illuminate\Routing\Router->prepareResponse(Object(Illuminate\Http\Request), Object(Illuminate\View\View))
#9 /var/www/html/snipe-it/vendor/laravel/framework/src/Illuminate/Routing/Router.php(968): Illuminate\Routing\Router->dispatchToRoute(Object(Illuminate\Http\Request))
#10 /var/www/html/snipe-it/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(738): Illuminate\Routing\Router->dispatch(Object(Illuminate\Http\Request))
#11 /var/www/html/snipe-it/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(708): Illuminate\Foundation\Application->dispatch(Object(Illuminate\Http\Request))
#12 /var/www/html/snipe-it/vendor/barryvdh/laravel-debugbar/src/Middleware/Stack.php(34): Illuminate\Foundation\Application->handle(Object(Illuminate\Http\Request), 1, true)
#13 /var/www/html/snipe-it/vendor/laravel/framework/src/Illuminate/Http/FrameGuard.php(38): Barryvdh\Debugbar\Middleware\Stack->handle(Object(Illuminate\Http\Request), 1, true)
#14 /var/www/html/snipe-it/vendor/laravel/framework/src/Illuminate/Session/Middleware.php(72): Illuminate\Http\FrameGuard->handle(Object(Illuminate\Http\Request), 1, true)
#15 /var/www/html/snipe-it/vendor/laravel/framework/src/Illuminate/Cookie/Queue.php(47): Illuminate\Session\Middleware->handle(Object(Illuminate\Http\Request), 1, true)
#16 /var/www/html/snipe-it/vendor/laravel/framework/src/Illuminate/Cookie/Guard.php(51): Illuminate\Cookie\Queue->handle(Object(Illuminate\Http\Request), 1, true)
#17 /var/www/html/snipe-it/vendor/stack/builder/src/Stack/StackedHttpKernel.php(23): Illuminate\Cookie\Guard->handle(Object(Illuminate\Http\Request), 1, true)
#18 /var/www/html/snipe-it/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(606): Stack\StackedHttpKernel->handle(Object(Illuminate\Http\Request))
#19 /var/www/html/snipe-it/public/index.php(49): Illuminate\Foundation\Application->run()
#20 {main} [] []