Crash to desktop when opening settings menu (Proton Experimental)

[Jeremy0]

Sandbox is working, but tutorial match does not work (crash to desktop). Opening the settings menu in sandbox also makes the game crash to desktop. That log is attached

Relevant lines of the log are maybe these ?
1366.640:0124:0128:err:virtual:allocate_virtual_memory out of memory for allocation, base (nil) size 80000000
1366.640:0124:0128:err:virtual:allocate_virtual_memory out of memory for allocation, base (nil) size 40000000
1366.640:0124:0128:err:virtual:allocate_virtual_memory out of memory for allocation, base (nil) size 20000000
1366.640:0124:0128:err:virtual:allocate_virtual_memory out of memory for allocation, base (nil) size 10000000
1366.640:0124:0128:err:virtual:allocate_virtual_memory out of memory for allocation, base (nil) size 08000000
1366.640:0124:0128:err:virtual:allocate_virtual_memory out of memory for allocation, base (nil) size 04000000
1366.640:0124:0128:err:virtual:allocate_virtual_memory out of memory for allocation, base (nil) size 02000000
1366.640:0124:0128:err:virtual:allocate_virtual_memory out of memory for allocation, base (nil) size 01000000
1366.640:0124:0128:err:virtual:allocate_virtual_memory out of memory for allocation, base (nil) size 00800000
1366.640:0124:0128:err:virtual:allocate_virtual_memory out of memory for allocation, base (nil) size 00400000
1366.640:0124:0128:err:virtual:allocate_virtual_memory out of memory for allocation, base (nil) size 00200000
1366.640:0124:0128:err:virtual:allocate_virtual_memory out of memory for allocation, base (nil) size 00100000