InsuredEnglishPrimaryLanguageIndYes InsuredEnglishPrimaryLanguageIndNo The above is my XSL code. What I am trying to do is to find out if the tag is actually present in the input XML file before doing any transformation on it. I am erroring out saying that "cannot find the variable by the name lang" even if the element exists and does the same even if does not exist. I am using a JAXP    More>>