@VishalKa5 : Thank you for your response. This does help us with our future course of action. We are in the process of raising a support ticket with Adobe. thanks.

@giuseppebaglio : Your suggestions does work for us. And we are in the process if raising a support ticket with adobe as well. thank you.

@giuseppebaglio : thank you for your inputs. I do not see "coral-fileupload-select" in AEM 6.5.23Adding this would probably resolve our issue.I am wondering if this should be fixed from adobe through a hotfix for 6.5.23 or we need to custom fix this for all such instances.thanks.    

Issue starts after AEM 6.5.23 service pack installation.The file upload field stopped popping up on the "Upload Zip" option of design importer.The error is due to sanitization of html which contained a non standard html attribute "coral-fileupload-select". Is this something adobe should fix as issue...

@jayasekar : Do you think using sessionStorage for storing the flag if pop-up is already shown can work for you? You can store this value on rendering of pop-up or click of close/accept/ok button on pop-up. Before rendering this pop-up, you can check if this flag/value is present in sessionStorage.S...

@MengshaJiang : Secret and environment variables are automatically resolved to your osgi configuration. No customization is required for this once you have created them in cloud manager and created osgi config for it.Your osgi service or component will resolve it for you. https://experienceleague.ad...

@ManjulaKumar -What is your use-case? Is there a specific reason to avoid '#'?It may be a good idea to have '#' for pagination if your pagination logic is driven from client side (browser)Also, results on your pagination always fixed, I am trying to think from caching perspective (if your whole page...

@rk_pandian : Were you able to achieve this? We need a similar field which is generated automatically based on other config field values. We need authors/business users to copy this to be used someplace.

We were able to do this by creating a Filter for intercepting selectors    EngineConstants.SLING_FILTER_SCOPE + "=" + EngineConstants.FILTER_SCOPE_REQUEST,EngineConstants.SLING_FILTER_SELECTORS + "=" + "configPersist",   @Override public void doFilter(ServletRequest servletRequest, ServletRe...

Thank you everyone for your replies.   My use-case is not very standard (users need similar behavior as we are migrating it from a different solution). I need to generate this 'dynamicValue' first time my context aware config editor is submitted. Once it is set, it will/should not be updated.Reason ...