History fields
Field
Description
Modification date-time
The date-time at which the change was entered in Planon ProCenter.
History added manually?
Whether the history line was added manually via the Add button on the Contract history menu.
Planon user
The name of the Planon user who made the change.
User field name
The field name of the changed field as it is known to the user.
System field name
The field name of the changed field as it is defined in the system.
Old value
The contents of the field prior to the modification.
New value
The contents of the field after the modification.
Contract (line)
The contract or contract line to which the change applies.
Start date
The date at which the change becomes effective.