1) The Content Area Was Not Found in Your Page #
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If you get this error make sure you Refresh or Flush WordPress Permalinks
Step 1: In the WordPress admin area, go to “Settings > Permalinks”
Step 2: Click “Save Changes”
Step 3: Permalinks and rewrite rules are flushed.
If not work you have to follow the article from Elementor Blog. The red mark steps can solve the issue.
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The red mark steps can solve the issue.
2) Can’t Edit with Elementor. The editor is a blank, white page #
If you get a blank page (white screen of death) when you try to edit with Elementor, it might be due to a lack of memory or to another fatal error.
Please, follow the article from Elementor Link
Also, Make sure you have the following settings on your server:
max_execution_time = 600
upload_max_filesize = 32M
post_max_size = 48M
memory_limit = 512M
max_input_time = 300
max_input_vars = 10000