Elementor Error

I just created few pages using Elementor. It was working fine. Suddenly, the Editor is not opening. I am receiving the below log message in safe mode.

PHP: showing 2 of 2
PHP: 2020-11-22 04:01:53 [error X 3][/home/getsmmcf/domains/tn-74.com/public_html/dt/wp-content/plugins/elementor/core/common/modules/ajax/module.php::265] Allowed memory size of 268435456 bytes exhausted (tried to allocate 1392640 bytes) [array (
  'trace' => '
#0: Elementor\Core\Logger\Manager -> shutdown()
',
)]
PHP: 2020-11-22 04:17:45 [error X 1][/home/getsmmcf/domains/tn-74.com/public_html/dt/wp-content/plugins/elementor/core/common/modules/ajax/module.php::265] Allowed memory size of 268435456 bytes exhausted (tried to allocate 1441792 bytes) [array (
  'trace' => '
#0: Elementor\Core\Logger\Manager -> shutdown()
',
)]

Can anyone please help me to solve this issue.

Thanks