As you mentioned, the connection from Apache to AEM is http. That's why AEM is using http for internal communication. Have you tried enabling SSL on AEM?

Please refer to this article and check if it fixes the issue:  

Are you getting the same error using SOAP UI? Also, have you installed the WSDL server's SSL certificate in the AEM Forms server's java keystore?

You may use Trim[0] method to remove the leading and trailing spaces from the textValue. Fixed Form: https://drive.google.com/file/d/1WT1OHXjSgVky9RgEmyDf539iPRRqtsti/view?usp=sharing [0]: https://www.w3schools.com/jsref/tryit.asp?filename=tryjsref_trim 

Have you tried this programmatically as given here:https://blog.aspose.com/2020/03/31/acroforms-vs-xfa-forms-convert-xfa-to-acroforms-in-pdf/ 

Have you installed the Forms add-on package? Please check if all the bundles are active. Please check and share the error from Browser's console and AEM logs.

Also, By default, signing Signature field doesn't hide the objects, but it rather locks them.You may see this sample form for how to lock specific objects in the form on signing the Signature field.https://drive.google.com/file/d/1mDG3NxvfohFs-bcM-nB1oDoajeM3mfRW/view?usp=sharing  

Hi @aaa10013 ,Yo may use className[0] property to get the type of object, as mentioned here under  "Accessing a field property" section.https://help.adobe.com/en_US/AEMForms/6.1/DesignerScriptingRef/WS92d06802c76abadb-3e14850712a151d270d-7ffa.2.html  [0]: https://help.adobe.com/en_US/AEMForms/6.1/De...

The problem is:enabled_vhosts/wknd.vhost needs to be a symboling link to available_vhosts/wknd.vhost(see repo on git)https://github.com/adobe/aem-guides-wknd/blob/master/dispatcher/src/conf.d/enabled_vhosts/wknd.vhostBut on client package this is a plain file containing../available_vhosts/wknd.vhost...

Please follow the link below to enable SSL access on dispatcher:https://experienceleague.adobe.com/docs/experience-manager-dispatcher/using/configuring/dispatcher-ssl.html?lang=en