I guess you need to raise here: https://experienceleaguecommunities.adobe.com/t5/adobe-experience-manager/ct-p/adobe-experience-manager-community 

https://experienceleague.adobe.com/docs/experience-manager-65/forms/adaptive-forms-basic-authoring/captcha-adaptive-forms.html?lang=en See this example : if (slingRequest.getParameter("numericbox1614079614831").length() >= 5) {GuideCaptchaValidatorProvider apiProvider = sling.getService(GuideCaptcha...

Check the error in workbench logs.one more thing you can do is to update C++ distribution. See if the existing C++ library is compatible with workbench version. update C++ distribution library and reinstall if still don’t work. Take a look at this video on YouTube:https://youtu.be/rY8yFstNCUQ

It may be due to a memory issue, check below if it helpshttps://experienceleague.adobe.com/docs/experience-manager-learn/forms/troubleshooting/how-to-tweak-workbench-memory-parameters.html?lang=en 

Here you go.. if (timein.rawValue == 0 || timein.rawValue == null || timeout.rawValue == 0 || timeout.rawValue == null){this.rawValue=0;}else{var startTime= new Date("01/01/2007 " + timein.rawValue);var endTime= new Date("01/01/2007 " + timeout.rawValue);var timeDiff = getTimeDifference(startTime, e...

What system message you are getting?  I used the below code, and this code directly opens a print dialog.xfa.host.print(1, "0", (xfa.host.numPages -1).toString(), 0, 0, 0, 0, 0);

 https://experienceleague.adobe.com/docs/experience-manager-65/forms/adaptive-forms-basic-authoring/adaptive-forms-tables.html?lang=en 

forms-power-users group should be sufficient for creating, previewing, publishing, and submitting adaptive forms.

I think you need to place your js file at the below location in your system C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Javascripts 

This will be your basic calculation code for hours in javascript. Hope this will help. form1.Body.labor_cost.Row1.total::calculate - (JavaScript, both)if (timein.rawValue == 0 || timein.rawValue == null || timeout.rawValue == 0 || timeout.rawValue == null){this.rawValue=0;}else{var timefinished = ti...