2.1.415 Part 1 Section 18.104.22.168, saveThroughXslt (Custom XSL Transform To Use When Saving As XML File)
a. The standard states that if both solutionID and id attributes are present, the id attribute is used if the solutionID attribute cannot be used successfully.
Word ignores the id attribute whenever this attribute is present, even if this information cannot be used successfully.
b. The standard does not state what shall occur when the solutionID attribute cannot be recognized.
Word ignores the parent saveThroughXslt element if this attribute cannot be recognized.