Skip to content
View in the app

A better way to browse. Learn more.
Forge Forums

A full-screen app on your home screen with push notifications, badges and more.

To install this app on iOS and iPadOS
  1. Tap the Share icon in Safari
  2. Scroll the menu and tap Add to Home Screen.
  3. Tap Add in the top-right corner.
To install this app on Android
  1. Tap the 3-dot menu (⋮) in the top-right corner of the browser.
  2. Tap Add to Home screen or Install app.
  3. Confirm by tapping Install.
Please read the rules and FAQ before starting a new topic
Currently supported: All versions

java.lang.IllegalStateException: couldn't find the jar-file of the instant structures mod. instant structures mod 1.16.5 error

arianbadie
in Support & Bug Reports

Featured Replies

There is a problem with instant structure mod (ism). I get this error when I enter the game

instant structures mod (ISM) (ism) has failed to load correctly

java.lang.IllegalStateException: couldn't find the jar-file of the instant structures mod (ISM). please make sure that the folder 

My modding is very weak can someone help me

Edited by arianbadie

  • arianbadie changed the title to java.lang.IllegalStateException: couldn't find the jar-file of the instant structures mod (I instant structures mod 1.16.5 error
  • arianbadie changed the title to java.lang.IllegalStateException: couldn't find the jar-file of the instant structures mod. instant structures mod 1.16.5 error

The version you are using is no longer supported on this forum. Please update to a modern version of Minecraft to receive support. Currently supported versions are 1.19.2 (Latest) and 1.18.2 (LTS).

Guest
This topic is now closed to further replies.
Go to topic listing

Important Information

By using this site, you agree to our Terms of Use.

I accept

Account

Navigation

Search

Search

Configure browser push notifications
Chrome (Android)
  1. Tap the lock icon next to the address bar.
  2. Tap Permissions → Notifications.
  3. Adjust your preference.
Chrome (Desktop)
  1. Click the padlock icon in the address bar.
  2. Select Site settings.
  3. Find Notifications and adjust your preference.