Problem summary The problem is that in the Mari.conf file, the canvas tab "Ortho/UV" which is a split window, has it's splitter moved all the way to the one side, causing the "Ortho" view or the "UV" view to be hidden and when the project is launch again it causes a crash when moving views.
Customer reported version Mari.5.0v3
Customer reported platform rhel7
Steps to reproduce
Open example project
Switch to Ortho/UV view
Move divider all the way right to hide UV view
Save the current project, then close the project and finally reopen the project
Switch to Ortho/UV view and then switch back to UV view
Expected behaviour After the project has been loaded back in and one of the view in the "Ortho/UV" were hidden prior and while moving in between views for the program to not crash
Actual behaviour The program crashes when a project has been loaded back in and one of the view in the "Ortho/UV" were hidden prior and while moving in between views
Workaround Open the project, click on the Ortho/UV tab, find the splitter on the far left or right, and move it slightly to the right or left, so that the Ortho or UV view comes into view
Reproduced by support This bug has been reproduced in: Mari 6.0v1 - CentOS 7 - Windows 10 Mari 5.0v1 - CentOS 7 Mari 4.8v1 - CentOS 7 - Windows 10 - Regression
Unable to reproduce bug in: Mari 4.7v7 - CentOS 7 - Windows 10
Earliest version tested Mari 4.7v7 - CentOS 7 - Windows 10 - This issue doesn't appear in this version and has regressed