Is any possibility to know the mean of the error and mean of each function

[NavaTux]

Here whenever i use i get lot of errors,bad record ,undef etc...as
well as i have lot of functions like wf,wf_path,wf_flash etc

if i get to know which type of arguments will be passed inside each
module?where it ll be used ??those informations that ll be very useful
to me

as well as need to know what kind of errors occurred?