param not found

Array
(
    [type] => uc_heading
    [title] => Dynamic Popup Instruction
    [name] => dynamic_popup_instruction
    [description] => 
    [enable_condition] => 1
    [condition_attribute] => show_button
    [condition_operator] => equal
    [condition_value] => Array
        (
            [0] => true
        )

    [condition_attribute2] => 
    [condition_operator2] => equal
    [condition_value2] => 
    [label_block] => 
    [tabname] => 
    [default_value] => Dynamic Popup works only with "Posts" Source Type
)