Fatal error: Uncaught Error: Class "WP_Block_Supports" not found in /home/xingyucr/public_html/nmc1/production/final-project/wp-content/plugins/gutenberg/lib/block-supports/generated-classname.php:59 Stack trace: #0 /home/xingyucr/public_html/nmc1/production/final-project/wp-content/plugins/gutenberg/lib/load.php(117): require() #1 /home/xingyucr/public_html/nmc1/production/final-project/wp-content/plugins/gutenberg/gutenberg.php(213): require_once('/home/xingyucr/...') #2 /home/xingyucr/public_html/nmc1/production/final-project/wp-content/plugins/gutenberg/gutenberg.php(20): gutenberg_pre_init() #3 /home/xingyucr/public_html/nmc1/production/final-project/wp-settings.php(377): include_once('/home/xingyucr/...') #4 /home/xingyucr/public_html/nmc1/production/final-project/wp-config.php(106): require_once('/home/xingyucr/...') #5 /home/xingyucr/public_html/nmc1/production/final-project/wp-load.php(37): require_once('/home/xingyucr/...') #6 /home/xingyucr/public_html/nmc1/production/final-project/wp-blog-header.php(13): require_once('/home/xingyucr/...') #7 /home/xingyucr/public_html/nmc1/production/final-project/index.php(17): require('/home/xingyucr/...') #8 {main} thrown in /home/xingyucr/public_html/nmc1/production/final-project/wp-content/plugins/gutenberg/lib/block-supports/generated-classname.php on line 59