checkChangedColAndErrorLst examines errorLst for errors and errorLst$changeCols non-empty fields

checkChangedColAndErrorLst examines errorLst for errors and errorLst$changeCols non-empty fields

checkChangedColAndErrorLst(errorLst)

Arguments

errorLst	list with fields for each type of changed column and error detectable by qcStudbook.

Value

Returns NULL is all fields are empty else the entire list is returned.