Error using PDF Viewer
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When trying to link the PDF Viewer to a file it is failing and returning the following error:
Use of undefined constant external_url - assumed 'external_url' (this will throw an Error in a future version of PHP)
Details
/srv/sites/longdendale/www/packages/pdf_viewer/blocks/pdf_viewer/controller.php(44): Whoops\Exception\ErrorException->null
/srv/sites/longdendale/www/packages/pdf_viewer/blocks/pdf_viewer/controller.php(44): Whoops\Run->handleError
/srv/sites/longdendale/www/updates/concrete5-8.5.1/concrete/controllers/dialog/block/edit.php(39): Concrete\Package\PdfViewer\Block\PdfViewer\Controller->validate
/srv/sites/longdendale/www/updates/concrete5-8.5.1/concrete/controllers/dialog/block/edit.php(51): Concrete\Controller\Dialog\Block\Edit->validateBlock
/srv/sites/longdendale/www/updates/concrete5-8.5.1/concrete/src/Controller/AbstractController.php(294): Concrete\Controller\Dialog\Block\Edit->submit
/srv/sites/longdendale/www/updates/concrete5-8.5.1/concrete/src/Controller/AbstractController.php(294): null->call_user_func_array
/srv/sites/longdendale/www/updates/concrete5-8.5.1/concrete/src/Routing/ControllerRouteAction.php(61): Concrete\Core\Controller\AbstractController->runAction
/srv/sites/longdendale/www/updates/concrete5-8.5.1/concrete/src/Http/RouteDispatcher.php(37): Concrete\Core\Routing\ControllerRouteAction->execute
/srv/sites/longdendale/www/updates/concrete5-8.5.1/concrete/src/Http/Middleware/DispatcherDelegate.php(39): Concrete\Core\Http\RouteDispatcher->dispatch
/srv/sites/longdendale/www/updates/concrete5-8.5.1/concrete/src/Http/Middleware/MiddlewareStack.php(86): Concrete\Core\Http\Middleware\DispatcherDelegate->next
/srv/sites/longdendale/www/updates/concrete5-8.5.1/concrete/src/Http/DefaultDispatcher.php(126): Concrete\Core\Http\Middleware\MiddlewareStack->process
/srv/sites/longdendale/www/updates/concrete5-8.5.1/concrete/src/Http/DefaultDispatcher.php(58): Concrete\Core\Http\DefaultDispatcher->handleDispatch
/srv/sites/longdendale/www/updates/concrete5-8.5.1/concrete/src/Http/Middleware/DispatcherDelegate.php(39): Concrete\Core\Http\DefaultDispatcher->dispatch
/srv/sites/longdendale/www/updates/concrete5-8.5.1/concrete/src/Http/Middleware/ThumbnailMiddleware.php(76): Concrete\Core\Http\Middleware\DispatcherDelegate->next
/srv/sites/longdendale/www/updates/concrete5-8.5.1/concrete/src/Http/Middleware/MiddlewareDelegate.php(50): Concrete\Core\Http\Middleware\ThumbnailMiddleware->process
/srv/sites/longdendale/www/updates/concrete5-8.5.1/concrete/src/Http/Middleware/FrameOptionsMiddleware.php(39): Concrete\Core\Http\Middleware\MiddlewareDelegate->next
/srv/sites/longdendale/www/updates/concrete5-8.5.1/concrete/src/Http/Middleware/MiddlewareDelegate.php(50): Concrete\Core\Http\Middleware\FrameOptionsMiddleware->process
/srv/sites/longdendale/www/updates/concrete5-8.5.1/concrete/src/Http/Middleware/CookieMiddleware.php(35): Concrete\Core\Http\Middleware\MiddlewareDelegate->next
/srv/sites/longdendale/www/updates/concrete5-8.5.1/concrete/src/Http/Middleware/MiddlewareDelegate.php(50): Concrete\Core\Http\Middleware\CookieMiddleware->process
/srv/sites/longdendale/www/updates/concrete5-8.5.1/concrete/src/Http/Middleware/ApplicationMiddleware.php(29): Concrete\Core\Http\Middleware\MiddlewareDelegate->next
/srv/sites/longdendale/www/updates/concrete5-8.5.1/concrete/src/Http/Middleware/MiddlewareDelegate.php(50): Concrete\Core\Http\Middleware\ApplicationMiddleware->process
/srv/sites/longdendale/www/updates/concrete5-8.5.1/concrete/src/Http/Middleware/MiddlewareStack.php(86): Concrete\Core\Http\Middleware\MiddlewareDelegate->next
/srv/sites/longdendale/www/updates/concrete5-8.5.1/concrete/src/Http/DefaultServer.php(85): Concrete\Core\Http\Middleware\MiddlewareStack->process
/srv/sites/longdendale/www/updates/concrete5-8.5.1/concrete/src/Foundation/Runtime/Run/DefaultRunner.php(119): Concrete\Core\Http\DefaultServer->handleRequest
/srv/sites/longdendale/www/updates/concrete5-8.5.1/concrete/src/Foundation/Runtime/DefaultRuntime.php(102): Concrete\Core\Foundation\Runtime\Run\DefaultRunner->run
/srv/sites/longdendale/www/updates/concrete5-8.5.1/concrete/dispatcher.php(36): Concrete\Core\Foundation\Runtime\DefaultRuntime->run
/srv/sites/longdendale/www/concrete/bootstrap/configure.php(55): null->require
/srv/sites/longdendale/www/concrete/dispatcher.php(13): null->require
/srv/sites/longdendale/www/index.php(3): null->require
This black has been used on multiple occasions and has now started throwing an error.
Pelase can further direction be given.
Use of undefined constant external_url - assumed 'external_url' (this will throw an Error in a future version of PHP)
Details
/srv/sites/longdendale/www/packages/pdf_viewer/blocks/pdf_viewer/controller.php(44): Whoops\Exception\ErrorException->null
/srv/sites/longdendale/www/packages/pdf_viewer/blocks/pdf_viewer/controller.php(44): Whoops\Run->handleError
/srv/sites/longdendale/www/updates/concrete5-8.5.1/concrete/controllers/dialog/block/edit.php(39): Concrete\Package\PdfViewer\Block\PdfViewer\Controller->validate
/srv/sites/longdendale/www/updates/concrete5-8.5.1/concrete/controllers/dialog/block/edit.php(51): Concrete\Controller\Dialog\Block\Edit->validateBlock
/srv/sites/longdendale/www/updates/concrete5-8.5.1/concrete/src/Controller/AbstractController.php(294): Concrete\Controller\Dialog\Block\Edit->submit
/srv/sites/longdendale/www/updates/concrete5-8.5.1/concrete/src/Controller/AbstractController.php(294): null->call_user_func_array
/srv/sites/longdendale/www/updates/concrete5-8.5.1/concrete/src/Routing/ControllerRouteAction.php(61): Concrete\Core\Controller\AbstractController->runAction
/srv/sites/longdendale/www/updates/concrete5-8.5.1/concrete/src/Http/RouteDispatcher.php(37): Concrete\Core\Routing\ControllerRouteAction->execute
/srv/sites/longdendale/www/updates/concrete5-8.5.1/concrete/src/Http/Middleware/DispatcherDelegate.php(39): Concrete\Core\Http\RouteDispatcher->dispatch
/srv/sites/longdendale/www/updates/concrete5-8.5.1/concrete/src/Http/Middleware/MiddlewareStack.php(86): Concrete\Core\Http\Middleware\DispatcherDelegate->next
/srv/sites/longdendale/www/updates/concrete5-8.5.1/concrete/src/Http/DefaultDispatcher.php(126): Concrete\Core\Http\Middleware\MiddlewareStack->process
/srv/sites/longdendale/www/updates/concrete5-8.5.1/concrete/src/Http/DefaultDispatcher.php(58): Concrete\Core\Http\DefaultDispatcher->handleDispatch
/srv/sites/longdendale/www/updates/concrete5-8.5.1/concrete/src/Http/Middleware/DispatcherDelegate.php(39): Concrete\Core\Http\DefaultDispatcher->dispatch
/srv/sites/longdendale/www/updates/concrete5-8.5.1/concrete/src/Http/Middleware/ThumbnailMiddleware.php(76): Concrete\Core\Http\Middleware\DispatcherDelegate->next
/srv/sites/longdendale/www/updates/concrete5-8.5.1/concrete/src/Http/Middleware/MiddlewareDelegate.php(50): Concrete\Core\Http\Middleware\ThumbnailMiddleware->process
/srv/sites/longdendale/www/updates/concrete5-8.5.1/concrete/src/Http/Middleware/FrameOptionsMiddleware.php(39): Concrete\Core\Http\Middleware\MiddlewareDelegate->next
/srv/sites/longdendale/www/updates/concrete5-8.5.1/concrete/src/Http/Middleware/MiddlewareDelegate.php(50): Concrete\Core\Http\Middleware\FrameOptionsMiddleware->process
/srv/sites/longdendale/www/updates/concrete5-8.5.1/concrete/src/Http/Middleware/CookieMiddleware.php(35): Concrete\Core\Http\Middleware\MiddlewareDelegate->next
/srv/sites/longdendale/www/updates/concrete5-8.5.1/concrete/src/Http/Middleware/MiddlewareDelegate.php(50): Concrete\Core\Http\Middleware\CookieMiddleware->process
/srv/sites/longdendale/www/updates/concrete5-8.5.1/concrete/src/Http/Middleware/ApplicationMiddleware.php(29): Concrete\Core\Http\Middleware\MiddlewareDelegate->next
/srv/sites/longdendale/www/updates/concrete5-8.5.1/concrete/src/Http/Middleware/MiddlewareDelegate.php(50): Concrete\Core\Http\Middleware\ApplicationMiddleware->process
/srv/sites/longdendale/www/updates/concrete5-8.5.1/concrete/src/Http/Middleware/MiddlewareStack.php(86): Concrete\Core\Http\Middleware\MiddlewareDelegate->next
/srv/sites/longdendale/www/updates/concrete5-8.5.1/concrete/src/Http/DefaultServer.php(85): Concrete\Core\Http\Middleware\MiddlewareStack->process
/srv/sites/longdendale/www/updates/concrete5-8.5.1/concrete/src/Foundation/Runtime/Run/DefaultRunner.php(119): Concrete\Core\Http\DefaultServer->handleRequest
/srv/sites/longdendale/www/updates/concrete5-8.5.1/concrete/src/Foundation/Runtime/DefaultRuntime.php(102): Concrete\Core\Foundation\Runtime\Run\DefaultRunner->run
/srv/sites/longdendale/www/updates/concrete5-8.5.1/concrete/dispatcher.php(36): Concrete\Core\Foundation\Runtime\DefaultRuntime->run
/srv/sites/longdendale/www/concrete/bootstrap/configure.php(55): null->require
/srv/sites/longdendale/www/concrete/dispatcher.php(13): null->require
/srv/sites/longdendale/www/index.php(3): null->require
This black has been used on multiple occasions and has now started throwing an error.
Pelase can further direction be given.
Type: | Discussion |
---|---|
Status: | In Progress |
Hi
I had the same problem. The error message is quite clear.
Edit the file htdocs\packages\pdf_viewer\blocks\pdf_viewer\controller.php and add quotation marks around external_url. One of the last lines has to look:
if($args["external_url"] && $args["pdf_file"]){
This resolved the problem for me.
HTH
Regards
Matthias
I had the same problem. The error message is quite clear.
Edit the file htdocs\packages\pdf_viewer\blocks\pdf_viewer\controller.php and add quotation marks around external_url. One of the last lines has to look:
if($args["external_url"] && $args["pdf_file"]){
This resolved the problem for me.
HTH
Regards
Matthias
Perfect - works again!
Thank you so much for posting this!
Thank you so much for posting this!
Perfect! Thank you for posting this solution!
Thank you so much for the information.
Sorry, its the same solution as above .... didn't see it
Hello,
I also had this error message:
"Use of undefined constant external_url - assumed 'external_url' (this will throw an Error in a future version of PHP)."
I've changed
line 44
adding missing " around external_url
in
concrete5/packages/pdf_viewer/blocks/pdf_viewer/controller.php :
OLD:
NEW:
Now everything works
Best regards
Hello,
I also had this error message:
"Use of undefined constant external_url - assumed 'external_url' (this will throw an Error in a future version of PHP)."
I've changed
line 44
adding missing " around external_url
in
concrete5/packages/pdf_viewer/blocks/pdf_viewer/controller.php :
OLD:
if($args[external_url] && $args["pdf_file"]){
NEW:
if($args["external_url"] && $args["pdf_file"]){
Now everything works
Best regards
I don't know if the author is still even around, as nothing until your post for 2 years. I have the same issue. The error shows with PHP 7.2.x and 7.3.x
I have 2 sites currently using PHP 7.3.7.
If you have cPanel, here is a work around.
Open cpanel, Under Software, you should find PHP Manager. Set the version for your site back to php 7.1.x or earlier.
You probably will want to clear cache before changing the php version as refresh may take several tries before updating the site in your browser.
install the pdf files in pdf viewer and publish the page.
After verifying that the update was successful, clear cache
Then, you can go back to 7.3 and all should work. At least it does for me on both sites that were affected.