@StevenRymenans What is the value of entropy on the linux server? Please ensure that the value of entropy >3400 on the server.If the issue is not resolved after updating the entropy, please raise a support ticket with the EAR file from the server for a review.

@SBI_89 As mentioned earlier, it's a benign message that can be ignored.You can remove the logger for this binding in the ExtendedLayoutGeneratorImpl class[0] of the bundle print-channel-impl on your server. [0]- /src/main/java/com/adobe/fd/ccm/channels/print/impl/service/ExtendedLayoutGeneratorImpl...

@Mahesh_Gunaje You can post your query over the AEM forum for expert advice on this topic - https://experienceleaguecommunities.adobe.com/t5/adobe-experience-manager/ct-p/adobe-experience-manager-community 

@SBI_89 Reviewed the method call of the ExtendedLayoutGeneratorImpl class[0] in the print channel impl bundle. It seems that the above ERROR msg is part of a logger enabled in the class and thus is benign. The binding of the new subform that is generated/added to the main form is logged in the logs,...

@SBI_89 Is this an INFO or ERROR msg? Please share the complete log file for a review.

@StevenRymenans Since you have selected just the output service so the other undeployed services that have excerpts in the JBoss EAR are causing the problem[0]. You can comment out unnecessary services in the META-INF/jboss-service.xml descriptor file of the EAR.Haven't tried this option using CLI m...

@IharIvanovAxamit I see that the correct value for the field name is passed from the client side, so there could be an issue on the servlet side while handling the input data.Apache Sling Request Parameter Handling configuration on the server handles the encoding of the parameters and the default va...

@VaibhavPr Check the status of the bundles and the packages (aemfd* and aemds*). Also, did you try to recompile the jsps - https://experienceleague.adobe.com/docs/experience-cloud-kcs/kbarticles/KA-16543.html?lang=en

@StevenRymenans Quick checks: - AEM Forms on JEE support Oracle JDK 11 (64 bit) for application server JBoss EAP 7.4 only so ensure you have the correct versions.- What is the Linux installation OS version? Did you install all the required RPMs- https://experienceleague.adobe.com/docs/experience-man...

@CraigJ2 Assuming you can open the Designer standalone, can you capture WB logs by running it from the command line: workbench.exe -debug -console. You have to run this command from the WB installation under program files.These logs may point to the actual cause of the issue.