Cannot access module page anymore (see error code/smartyexception)

[dinoroadster]

Hello,

 

Due to an unknow problem, i can not access anymore the module section in my back office.

 

I receive this code on a white page when i click on "Module"

 

[PrestaShop] Fatal error in module smarty_internal_write_file:
Uncaught exception 'SmartyException' with message 'unable to write file /var/www/vhosts/promodent.be/httpdocs/cache/smarty/compile/75/67/96/wrt52cc1640da8b03.40028092' in /var/www/vhosts/promodent.be/httpdocs/tools/smarty/sysplugins/smarty_internal_write_file.php:44 Stack trace: #0 /var/www/vhosts/promodent.be/httpdocs/tools/smarty/sysplugins/smarty_internal_template.php(201): Smarty_Internal_Write_File::writeFile('/var/www/vhosts...', 'compileTemplateSource() #2 /var/www/vhosts/promodent.be/httpdocs/classes/controller/AdminController.php(1261): Smarty_Internal_TemplateBase->fetch() #3 /var/www/vhosts/promodent.be/httpdocs/classes/controller/Controller.php(185): AdminControllerCore->display() #4 /var/www/vhosts/promodent.be/httpdocs/classes/Dispatcher.php(348): ControllerCore->run() #5 /var/www/vhosts/promodent.be/httpdocs/admin5786/index.php(53

 

 

any idea ??

[vekia]

hello

 

this is the only one error message that you see while you try to open modules page?