Using Kickstart 7.0.4 and a recent Joomla 5 backup.
On the final step of the installation, where I choose the Site Parameters I get an application error.
Application Error
Please submit the following error message and trace in its entirety when requesting support
TypeError — substr(): Argument #1 ($string) must be of type string, array given
/home/jcdryliningltdco/public_html/dev/installation/platform/models/joomlasetup.php::L1014
#0 /home/jcdryliningltdco/public_html/dev/installation/platform/models/joomlasetup.php(1014): substr()
#1 [internal function]: AngieModelJoomlaSetup->{closure}()
#2 /home/jcdryliningltdco/public_html/dev/installation/platform/models/joomlasetup.php(1013): array_map()
#3 /home/jcdryliningltdco/public_html/dev/installation/platform/models/joomlasetup.php(1183): AngieModelJoomlaSetup->updateAdminToolsAllowedDomains()
#4 /home/jcdryliningltdco/public_html/dev/installation/platform/models/joomlasetup.php(55): AngieModelJoomlaSetup->updateAdminToolsParams()
#5 /home/jcdryliningltdco/public_html/dev/installation/angie/controllers/base/setup.php(23): AngieModelJoomlaSetup->applySettings()
#6 /home/jcdryliningltdco/public_html/dev/installation/framework/controller/controller.php(511): AngieControllerBaseSetup->apply()
#7 /home/jcdryliningltdco/public_html/dev/installation/framework/dispatcher/dispatcher.php(264): AController->execute()
#8 /home/jcdryliningltdco/public_html/dev/installation/framework/application/application.php(177): ADispatcher->dispatch()
#9 /home/jcdryliningltdco/public_html/dev/installation/index.php(130): AApplication->dispatch()
#10 /home/jcdryliningltdco/public_html/dev/installation/index.php(245): mainLoop()
#11 {main}