Exactly as it's telling you, "10.74.10.1", "10.75.10.132" is an array. 2 years, 8 months ago I’m getting this message above the favorite button, as well as above the list on my sidebar displaying all my favorite posts (the message appears for each favorited post, so it can be multiple – dozens – of times, depending on the user): I wasn't aware of the Expect: 100-continue stuff - I didn't know if there was an actual legit reason to have duplicate HTTP status headers, which is why I hesitated to make any fixes. The topic ‘Error appears Warning: explode() expects parameter 2 to be string, array given’ is closed to new replies. Warning: strlen() expects parameter 1 to be string, array given in drupal_validate_utf8() 2 How to add time element to open date and close date when adding a quiz Explode requires a string because it creates an array based on the seperator , the data is stored in the table but becomes 2 columns not become an array thx for your answer Please sign in or create an account to participate in this conversation. [Resolved] Warning: preg_match() expects parameter 2 to be string, array given in This is the technical support forum for Toolset - a suite of plugins for … On many of my translated pages, I am getting the following error: Warning: mysqli_real_escape_string() expects parameter 2 to be string, array given in You're also right that more than 2 headers of the same key produce the wrong results - this is unrelated to the original issue but I will definitely have that fixed as well.