PDR3211S
Invalid <IMMATTACH> parameter value. Value must be YES or NO.
What happened: You specified a value other than Yes or No for the <IMMATTACH> tag. The invalid value is given.
What to do: Specify the parameter for <IMMATTACH> as either Yes (keep track of what IMM is applicable to a particular AFP page on input, and ensure that it is applied to that page on output, even if reordered) or No.