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Pressing this button, the posting screen will be shown with the information extracted from the xml file. Depending on the invoice type the correct tab will be shown (FI or MM)Financial tab is showing by default in every access to button "Post Document" .
FI tab
MM tab
All the data that is shown in this screen is brought from the xml through a mapping. All the fields are mapped in BAdIs and they can be implemented to change the standard mapping.
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