Sobhan, if you're doing an in-place upgrade up to AEM then the assets will be "moved" as part of the migration process (which is well documented). There is no automatic conversion from one type to another though. ie: Your XDP's won't become Adaptive Forms.Are you using Workspace (/lc/ws) or task ass...

If you'd like to turn validations on and off and retest you can set the validationsDisabled property. For example, if you no longer want validation to fire on your second field, use vCurrentInstance.panelName.fieldName.validationsDisabled = true; (true disables validations). Then on the commit event...

You may want to check the XML data you're populating with versus the schema you're using in the form. Pay particular attention to all of the bindings in any of your panels. Make sure they are linked to repeating elements in the schema if they are repeating and if they are not repeating, the min and ...