The AppleScript creates a new modified Java installer package file, JavaPackageforModifiedforCatalina.pkg which should work for installation of Java 6. ( NOTE: this article assumes the user has obtained in installed the legacy Java for OS X 2017-001 from Apple Support):ġ. The icon looks like this:Ģ. If a new document doesn’t open up automatically, Select 'New Document':ģ. Copy the following text to the Script Editor Document: This can be found via Finder, by navigating to Applications > Utilities > Script Ediitor, or from Launchpad. Select Script > Compile from the menu, or select the 'Hammer' button to ensure the above copy and pasted code compiles: Set theDMG to choose file with prompt 'Please select javaforosx.dmg:' of type Ĥ. Select Script > Run from the menu, or select the 'Arrow' run button in the menu bar. This will open a window prompting you to select the JavaForOSX.dmg file to create a modified JavaForOSX.pkg file: The text coloring will change to indicate it has compiled:ĥ. Downloads and select JavaForOSX.dmg and hit 'Choose': Navigate to the location of this file, e.g. The ModifiedJava6Install.pkg file will automatically save to your desktop.Ħ. Right-click on the ModifiedJava6Install.pkg file and select 'Open With' to open with the default installer:ħ. Run through the installer steps, accept the T&As, and when asked to select a Destination, you will now be able to move past the warning and select your Disk:Ĭlick Continue and install - you will be prompted to enter your password. Once installation is successful, close the installer. This should work to enable adding legacy Java onto the Catalina Mac OS device, ultimately enabling you to use ENVI/IDL.

A reboot should not be required upon completing the steps above.Ĩ. You should be able to successfully open IDL Development Environment now that Java 6 is installed.

NOTE: If issues persist and you are still unable to access ENVI/IDL, you may also need to reinstall XQuartz 2.7.11 after upgrading to macOS 10.15 Catalina.

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