Bug fixes

Changes since 8.x-1.0-rc2:

• #3129009 by swentel: Cannot add sections to default layout because of OutOfBoundsException: Invalid delta error

fixed hook_uninstall and helptext now visible

fixed hook_uninstall and helptext now visible

Issue #3127254: Crash if markers location folder doesn't exist, when upgrading from 2.60 to 2.61

This release offers a workaround for this core issue prompting this issue on our end. We also added compatibility info about D9.

Compatibility improvements