You will at least need to install Protege and the Essential Widgets https://enterprise-architecture.org/products/essential-open-source/essential-os-download/ Have you followed all the instructions for single user installation? https://enterprise-architecture.org/university/single-user-installation/...

@JohnM thank you very much for the elaborate response. I have indeed been able to resolve the issue of the import spec and now I understand how the process works. I also was able to import my data. This all worked fine on Windows. However, I am still facing the issue on the post when running the im...

Can you confirm you are using Java 8 and not any later version? For the RHEL9, I've installed "java-1.8.0-openjdk-devel". Just to double check, do I have to install Protege or anything else? Currently, the fresh RHEL9 only installed tomcat and copy the war files into tomcat's webapp folde...

Hi, I'm not sure what might cause this but the "encoding" part of the error suggests the operating system isn't configured for UTF8. This could be a "locale" configuration issue. Did you set the two VMs up with different locales? This stack exchange post might help your investig...

Hi All, I'm currently facing this issue on my fresh Ubuntu Virtualbox when I try to import data. I've tried reinstalling java, python, tomcat, redeploying the war file but none of this work. Things to note is I've tried to do the same on other Ubuntu virtual box and it works smoothly. It's just this...