Gutenberg Block errors that will return no or insufficient message.

  1. The ‘save’ function wrapper HTML class attribute used the word ‘class’ instead of ‘classname’.
  2. Trying to link dynamic register script to js block. No errors just don’t work.
  3. block referenced but does not exist (not linked in block js)
    “http://localhost/vpf2/wp-admin/undefined 404 (Not Found)”
  4. [ ‘core/heading’, { placeholder: ‘Enter the main heading’, level: 1 } ] ‘Level needs to be numeric’