If you do not have a BRU PE 3.x license and are still using BUR Producer's Edition 2.3 on an older variant of Mac OS (10.3.9 - 10.8.5), You cannot install and run BRU Producer's Edition 3.x. To download and reinstall the last update to BRU Producer's Edition 2.3 on your system, please follow these steps.
Start by downloading and installing the 2.3.6 package -
2.3.6 DMG installer:
Next, download and install the 2.3.8 UI update using these steps to install it and update the 2.3.6 -
2.3.8 GUI patch update:
First install 2.3.6 from the .dmg. From here leave the patch update in your Downloads folder and run the following commands in an OS X Terminal.app window (HD -> Applications -> Utilities -> Terminal.app) to complete the installation process,
You will now have 2.3.8 installed on your system.
cd /Applications/BRU\ PE/
sudo mv BRU\ PE.app BRU\ PE.app.old
gunzip -c ~/Downloads/BRU_PE_184.108.40.2067_GUI-Only.bgz | sudo bru -xvf - -ua
NOTE: 2.3.8 is not stable on Mac OS Versions newer than 10.8.5 and will randomly crash on 10.11 or newer. If you must run BRU Producer's Edition on a system newer than 10.8.5, please update your support and license to the 3.x release. You can renew support at secure.tolisgroup.com/renewsupport.