XSLT

Incorrect declaration  

Reports duplicate declarations and illegal identifiers in XSLT variables, parameters, and named templates:.

Incorrect template invocation  

Reports missing arguments, passing arguments that are not declared, and passing arguments for parameters more than once in named XSLT template invocations.

Shadowed variable  

Reports shadowed XSLT variables.

Unused variable or parameter  

Reports local variables and parameters that are never used.