Online 57226

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Online: Element “...” is missing one or more of the following attributes: “...”, “...”.

Cause:

A mandatory attribute for this element/tag is not defined.

Example:

Sample: Element “meta” is missing one or more of the following attributes: “content”, “property”.

Bad<meta name="author">
Good<meta name="author" content="JohnDoe">

Solution:

Check the definition of the tag. Look for the required attributes. Add the requested attributes.

References: