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It is possible to have one part being replaced by optional parts. This will make web viewer display alternative options when replacing a part.
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Limit number of replacements and optional replacements
Version 5.1.6 and later.
It is possible to limit number of replacements to a set number. By default a part may be replaced by any number of replacements, but this may be changed in the options dialogue. The limitaiton is controlled by a validation. Value 0 means no limitation. It is also allow to block optional replacements. These limitaitons are also checked in a validation rule, see Technical documentation - Validation of information. Value 0 means no limitation.
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If user tries to add more than allowed number of replacement, user will get an error message.
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It is possible to set this value these values for all users using user-settings.config, see Technical documentation - Server wide user settings for all Managers.
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