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fix PHP 8.0 TypeError: explode(): Argument #2 ($string) must be of type string, array given
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@ -1883,9 +1883,9 @@ class calendar_uiforms extends calendar_ui
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$readonlys['recur_interval'] = $readonlys['recur_data'] = true;
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}
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}
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if($content['category'] && !is_array($content['category']))
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if ($content['category'] && !is_array($content['category']))
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{
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$content['category'] = explode(',',$event['category']);
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$content['category'] = explode(',', $content['category']);
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}
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// disabling the custom fields tab, if there are none
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$readonlys['tabs'] = array(
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