please find attached document providing tips and tricks to resolve common SAFT-PT errors whilst validating the xml file using PT Validator 1.02_01
Version 1.02_01 validator file.
http://info.portaldasfinancas.gov.pt/apps/saft-pt02/
Tip: please refer to OSS note 1459306 to attain the collective list of OSS notes required for SAFT-PT implementation
