Answer(finally) from support. "As this issue has no functionality impact, engineering will consider this as low priority issue will be able to take this in next major release that is 6.5"

No it's not resolved.

Hi,This ERROR is shown in the server.log of aemforms on jee(6.4). When invoking the convertpdf service of aem-forms via java-api.Linux/Jboss/Aem forms on jee(6.4)2018-04-19 09:41:14,468 ERROR [stderr] (ProcessResource@2db89251(name=convertpdf.exe,pid=0) Error Reader) chmod: '/opt/jboss-as/blv-jboss-...

Problem sovled with ConvertPdfServiceClient, my standalone java-client didn't set the globalDocumentStorageRootDir. 

According to the documentation the ejb-mode has better performance, we use this services a lot so i'm a bit worried about changing to soap. And i mange to get it working with a couple of services but NOT the ConvertPdfServiceClient(toImage2-method). Soap-mode works.  "The EJB mode uses the RMI/IIOP ...

I have tried the ejb-mode on jboss with  connectionProps.setProperty(ServiceClientFactoryProperties.DSC_DEFAULT_EJB_ENDPOINT, "remote://localhost:4447"). Seems to work on  the OutputClient.

Is this a supported connection mode in AEM forms: Java API (EJB) - Uses the LiveCycle strongly-typed API and the connection mode is set to EJB.Seems to be old information? AEM forms *                Programming with AEM forms This(jnp://<ServerName>:1099 (default port)) is an old jboss-way to connec...