When trying to upload plugin on V6 getting below error.

ERROR 19 Nov 2019 06:10:42 org.joget.commons.spring.web.CustomDelegatingFilterProxy - Request processing failed; nested exception is org.springframework.web.multipart.MultipartException: Failed to parse multipart servlet request; nested exception is org.apache.commons.fileupload.FileUploadException: Unexpected EOF read on the socket
org.springframework.web.util.NestedServletException: Request processing failed; nested exception is org.springframework.web.multipart.MultipartException: Failed to parse multipart servlet request; nested exception is org.apache.commons.fileupload.FileUploadException: Unexpected EOF read on the socket
at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:982)
at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:872)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:661)

Although if try manually placing the jar inside wflow/app_plugins/ and click reload plugin it works

even tried with fresh installation on centos still same error using joget community