I decided to run latest Winetest on my linux box and chose to install Gecko package during prefix setup: $ rm -rf ~/.wine $ wine start wine: created the configuration directory '/home/s2/.wine' fixme:urlmon:DownloadBSC_OnProgress Unsupported status 3 fixme:wininet:InternetLockRequestFile STUB fixme:storage:create_storagefile Storage share mode not implemented. err:mscoree:LoadLibraryShim error reading registry key for installroot err:mscoree:LoadLibraryShim error reading registry key for installroot err:mscoree:LoadLibraryShim error reading registry key for installroot err:mscoree:LoadLibraryShim error reading registry key for installroot err:mscoree:LoadLibraryShim error reading registry key for installroot err:mscoree:LoadLibraryShim error reading registry key for installroot err:module:import_dll Loading library ssl3.dll (which is needed by L"C:\\windows\\system32\\gecko\\1.4\\wine_gecko\\xul.dll") failed (error c0000020). Could not load wine-gecko. HTML rendering will be disabled. wine: configuration in '/home/s2/.wine' has been updated. Another try produced a crash: $ rm -rf ~/.wine $ wine start wine: created the configuration directory '/home/s2/.wine' fixme:urlmon:DownloadBSC_OnProgress Unsupported status 3 fixme:wininet:InternetLockRequestFile STUB wine: Unhandled page fault on read access to 0x149cb074 at address 0x7def0a3a (thread 0018), starting debugger... err:seh:raise_exception Unhandled exception code c0000005 flags 0 addr 0x7bc49a59 Could not load wine-gecko. HTML rendering will be disabled. wine: configuration in '/home/s2/.wine' has been updated. Should I report a bug? S.