'A problem occurred running the Server .InvocationTargetExceptionĪt java.base/.invoke0(Native Method)Īt java.base/.invoke( NativeMethodAccessorImpl.java:78)Īt java.base/.invoke( DelegatingMethodAccessorImpl.java:43)Īt java.base/.invoke( Method.java:567)Īt .n( ServerLaunchWrapper.java:70)Īt .ServerLaunchWrapper.main( ServerLaunchWrapper.java:34)Ĭaused by: : class $AppClassLoader cannot be cast to class ($AppClassLoader and are in module java.base of loader 'bootstrap')Īt .( Launch.java:34)Īt .main( Launch.java:28)

I am trying to run a 1.12.2 forge Minecraft server but whenever I run it I get this error: I honestly have no idea why it's not working.

I don't know if this is the right place to ask about my problem but the r/minecraftserver subreddit didn't have many people active so I thought I would post here as well as there. (#spoiler) = neat! (/rose) = ( full list) News Builds Gameplay Maps Tutorials Redstone Command Blocks FanArt Comment Formatting Use the wiki or community support for questions that can be answered there.Explain your suggestions with a text post.Don't promote illegal or unethical practices.Don’t advertise servers or communities.Type that number in for your Device IP above.Trails & Tales 1.20 FAQ | Login/Stolen Account Problems | Technical Problems On /r/Minecraft Look for the line labeled as IPv4 Address, and copy the IP address there. When the command prompt opens up, type ipconfig. In order to get your computer's IP, hold down the windows key and press R. You'll want to find the Port Range Forwarding section of your router, and enter in the following information.Īpplication Name: Minecraft server Start ~ End Port: 25565 - 25565 Protocol: TCP Device IP: ENTER COMPUTER'S IP HERE My router is a Linksys, you'll want to google around to find the steps with your specific router. Enter the password to your router to continue. This will most likely take you to your router's website where you can manage your router's settings. Take the number it gives you, copy it, and paste it into the address bar. To do this, google Whats my IP? on Google.

In order to allow people not on the same IP to connect,you'll need to port forward your server. The server now works locally! Anyone on the same IP as yours can now join the server. (Since this section deals with IP addresses, there will be no pictures for privacy stuff, cause IDK how IPs can be used to harm)

Start a minecraft server at launcher