RedHat Fuse SAP Tool Suite - context menu to test a "destination connection" is blank

In a Windows O.S., when you follow steps provided in our documentation when you want to test a connection to a SAP system, the context menu (right click) is blank. 

SAP components used versions are:

• JCo 3.1.2
• IDoc 3.1.0

environment information:

• eclipse.buildId=12.19.0.GA-v20210412-1343-B91
• java.version=11.0.11
• java.vendor=Red Hat, Inc.
• BootLoader constants: OS=win32, ARCH=x86_64, WS=win32, NL=pt_BR