Fatal error while using kartik\mpdf\Pdf in yii 2.0 - yii2

I am getting following error online
Fatal error: Class 'kartik\mpdf\Pdf' not found in /home/junaidali3/public_html/magicsalon/config/web.php on line 12
where web.php is like following:
http://grab.by/GYjE
everything is working fine on wamp but when i try to run it online server it is giving fatal error

You must add this line to autoload_psr4.php :
'mPDF\\' => array($vendorDir . '/mpdf')
If mpdf extension is in root of vendor folder

Related

using custom html template Fatal error Uncaught Error: Call to undefined function get_header()

Hello I am getting the below error.
Fatal error: Uncaught Error: Call to undefined function get_header() in /home/httpd/vhosts/xyz.in/xyz-dev/index.php:4 Stack trace: #0 {main} thrown in /home/httpd/vhosts/xyz.in/xyz-dev/index.php on line 4
I read a lot of article where I found the reason being of this error that you put the file outside WP container.
I checked my path, all my file is inside the WP-container, under the theme folder. Still getting the same error.
I have deleted the theme and now I don't have any theme. still I am getting the same issue.
Could anyone help me as I am new to WP. I am not able to find the root cause of the issue.
NB -> I am using filezilla to upload the theme folder.

DevToolsActivePort file doesn't exist

I am trying to use Python in automating my work which requires to open a web page and fill login details, but I am getting the following error:
WebDriverException: unknown error: DevToolsActivePort file doesn't exist
Code:
Error:
Then chrome crashes with the error:
What to do now?
Please, try adding the next in your code:
os.environ['DISPLAY'] = ':0'
os.environ['XAUTHORITY']='/run/user/1000/gdm/Xauthority'
Remember that you must download the version of WebDriver in this page of Google according to the installed in your pc.

Fatal error: Class 'Hash' not found, CakePhp-2

I am trying to run a CakePhp-2 project but it shows the error:
Fatal error: Class 'Hash' not found in G:\xampp\htdocs\leaping\project\erg_payroll\lib\Cake\Core\Configure.php on line 165
Make sure you have the folder seeing and the lib folder with the items you really need

Class 'DebugBarFilter' not found in cakephp3 for server

My client project is working in localhost environment but in client server, it is giving the following fatal error:
Error: Class 'DebugBarFilter' not found
File /home/pantaid8/public_html/vendor/cakephp/debug_kit/config/bootstrap.php
Line: 2
yes code is in 21 line but message is coming same what I mentioned.

Cakephp3 show syntax error in webserver

When i put the application in the webserver, i receive that error in log file from app/webroot/error_log but the app works normally in localhost.
[14-May-2015 22:51:59] PHP Parse error: syntax error, unexpected T_STRING, expecting T_CONSTANT_ENCAPSED_STRING or '(' in /public_html/app/webroot/index.php on line 29
this release will not work on php < 5.3.0
Please, update Your server config like PHP Configuration