Javascript Error causes customizer issue after theme update and wordpress update Post date Home › Forums › Calendar Products › Events Calendar PRO › Javascript Error causes customizer issue after theme update and wordpress update This topic has 15 replies, 4 voices, and was last updated 7 years, 9 months ago by Philip. The topic ‘Javascript Error causes customizer issue after theme update and wordpress update’ is closed to new replies. → Please verify your API key is correctly entered on the settings