Depending on the settings, a status change on the leading document will initiate different checks and actions by ProChangeDoc:
Automatic creation of the change document.
Control whether a change document is existing and if not, depending on the settings, the status change will be denied.
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Control, whether the change document shall be created
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Status synchronization of the change document with the status of the leading document acc. to the settings. Status change on the change document can then again trigger a forced input of the original file or the creation of a display format.