Trying to actually install osu, get this:
[POL_System_CheckFS] Message: Checking filesystem for osu!install.exe
[POL_Wine] Message: Running wine- osu!install.exe (Working directory : /home/ubuntu3k/.PlayOnLinux/wineprefix/osu/drive_c/osu)
[POL_Wine] Message: Notice: PlayOnLinux deliberately disables winemenubuilder. See http://www.playonlinux.com/fr/page-26-Winemenubuilder.html
fixme:process:SetProcessDEPPolicy (1): stub
fixme:wer:WerSetFlags (2) stub!
fixme:heap:HeapSetInformation (nil) 1 (nil) 0
fixme:process:SetProcessShutdownParameters (00000380, 00000000): partial stub.
fixme:process:GetNumaHighestNodeNumber (0x32fb68): stub
fixme:thread:SetThreadStackGuarantee (0x32fb4c): stub
err:ntdll:NtQueryInformationToken Unhandled Token Information class 29!
err:ntdll:NtQueryInformationToken Unhandled Token Information class 29!
fixme:advapi:RegisterEventSourceW ((null),L".NET Runtime"): stub
fixme:advapi:ReportEventW (0xcafe4242,0x0001,0x0000,0x000003fe,0x158bf8,0x0001,0x00000000,0x37be410,(nil)): stub
err:eventlog:ReportEventW L".NET Runtime version 4.0.30319.17929 - There was a failure initializing profiling API attach infrastructure. This process will not allow a profiler to attach. HRESULT: 0x800706a9. Process ID (decimal): 8. Message ID: [0x2509]."
fixme:advapi:DeregisterEventSource (0xcafe4242) stub
err:ole:CoGetContextToken apartment not initialised
fixme:shell:URL_ParseUrl failed to parse L"System.Windows.Forms"
fixme:shell:URL_ParseUrl failed to parse L"System"
fixme:shell:URL_ParseUrl failed to parse L"System.Drawing"
fixme:shell:URL_ParseUrl failed to parse L"System.Core"
fixme:advapi:EventRegister {8e9f5090-2d75-4d03-8a81-e5afbf85daf1}, 0xa701ba, (nil), 0x162f4fc
fixme:shell:URL_ParseUrl failed to parse L"osu!.resources"
fixme:nls:LCMapStringEx unsupported lparam 173de8
fixme:nls:LCMapStringEx unsupported lparam 173de8
fixme:shell:URL_ParseUrl failed to parse L"osu!.resources"
fixme:nls:LCMapStringEx unsupported lparam 173de8
fixme:nls:LCMapStringEx unsupported lparam 173de8
fixme:shell:URL_ParseUrl failed to parse L"zx_53f37c2b43fc40daacc794c483ccccc6"
fixme:nls:LCMapStringEx unsupported lparam 173de8
fixme:wincodecs:PngDecoder_Block_GetCount 0x1b78d0,0x32eca8: stub
fixme:wincodecs:PngDecoder_Block_GetCount 0x1d4720,0x32eca8: stub
fixme:wincodecs:PngDecoder_Block_GetCount 0x1d4720,0x32eca8: stub
fixme:wincodecs:PngDecoder_Block_GetCount 0x1d4720,0x32eca8: stub
fixme:shell:URL_ParseUrl failed to parse L"Accessibility"
fixme:wincodecs:PngDecoder_Block_GetCount 0x1e7a10,0x32eb48: stub
fixme:gdiplus:GdipGetFamilyName No support for handling of multiple languages!
fixme:nls:LCMapStringEx unsupported lparam 173de8
fixme:nls:LCMapStringEx unsupported lparam 173de8
fixme:nls:LCMapStringEx unsupported lparam 173de8
fixme:nls:LCMapStringEx unsupported lparam 173de8
fixme:nls:LCMapStringEx unsupported lparam 173de8
fixme:gdiplus:GdipCreateHalftonePalette stub
fixme:process:FlushProcessWriteBuffers : stub
fixme:shell:BrsFolder_OnCreate flags BIF_NEWDIALOGSTYLE partially implemented
fixme:service:QueryServiceConfig2W Level 6 not implemented
fixme:service:QueryServiceConfig2W Level 6 not implemented
fixme:service:QueryServiceConfig2W Level 6 not implemented
fixme:service:QueryServiceConfig2W Level 6 not implemented
fixme:service:QueryServiceConfig2W Level 6 not implemented
fixme:shell:URL_ParseUrl failed to parse L"System.Configuration"
fixme:shell:URL_ParseUrl failed to parse L"System.Xml"
fixme:shell:URL_ParseUrl failed to parse L"System.Web"
fixme:thread:NtQueryInformationThread info class 16 not supported yet
fixme:ras:RasEnumConnectionsW (0x55dbfc8,0xdf6de10,0xdf6de14),stub!
fixme:ras:RasEnumConnectionsW RAS support is not implemented! Configure program to use LAN connection/winsock instead!
fixme:winsock:WSAIoctl -> SIO_ADDRESS_LIST_CHANGE request: stub
fixme:winsock:WSAIoctl -> SIO_ADDRESS_LIST_CHANGE request: stub
fixme:ras:RasConnectionNotificationW (0xffffffff,0x388,0x00000003),stub!
fixme:winhttp:WinHttpDetectAutoProxyConfigUrl discovery via DHCP not supported
fixme:ver:GetCurrentPackageId (0xdf6b490 (nil)): stub
wine: Unhandled exception 0x40000015 in thread 32 at address 0xdf60023:0x012c237f (thread 0032), starting debugger...
Process of pid=0008 has terminated
No process loaded, cannot execute 'echo Modules:'
Cannot get info on module while no process is loaded
No process loaded, cannot execute 'echo Threads:'
[POL_Wine] Error: Wine seems to have crashed
If your program is running, just ignore this message
[POL_SetupWindow_Init] Message: Creating new window for pid 19929
process tid prio (all id:s are in hex)
0000000e services.exe
00000026 0
00000025 0
0000001e 0
00000019 0
00000018 0
00000016 0
00000014 0
00000010 0
0000000f 0
00000012 mscorsvw.exe
0000001b 0
0000001a 0
00000017 0
00000013 0
0000001c winedevice.exe
00000024 0
00000021 0
00000020 0
0000001d 0
00000022 plugplay.exe
00000028 0
00000027 0
00000023 0
0000002b explorer.exe
0000002d 0
0000002c 0
winedbg: Internal crash at 0x7ecefeb5
[POL_SetupWindow_Close] Message: Closing window for pid 19929
[POL_Wine] Message: Wine return: 3