unity3d plugin error

(process:2755): GLib-CRITICAL **: g_slice_set_config: assertion 'sys_page_size == 0' failed
[PIPELIGHT:LIN:unknown] attached to process.
[PIPELIGHT:LIN:unknown] checking environment variable PIPELIGHT_UNITY3D_CONFIG.
[PIPELIGHT:LIN:unknown] searching for config file pipelight-unity3d.
[PIPELIGHT:LIN:unknown] trying to load config file from '/home/peterk/.config/pipelight-unity3d'.
[PIPELIGHT:LIN:unknown] trying to load config file from '/etc/pipelight-unity3d'.
[PIPELIGHT:LIN:unknown] trying to load config file from '/usr/share/pipelight/configs/pipelight-unity3d'.
[PIPELIGHT:LIN:unknown] sandbox not found or not installed!
[PIPELIGHT:LIN:unity3d] using wine prefix directory /home/peterk/.wine-pipelight/.
[PIPELIGHT:LIN:unity3d] checking plugin installation - this might take some time.
[install-dependency] Downloading and running wine-unity3d-installer.
[install-dependency] ERROR: Installer for wine-unity3d-installer did not run correctly or was aborted.
[install-dependency] ERROR: Execution of wine-unity3d-installer failed.
[PIPELIGHT:LIN:unity3d] basicplugin.c:346:checkPluginInstallation(): Plugin installer did not run correctly (exitcode = 1).
[PIPELIGHT:LIN:unity3d] basicplugin.c:105:attach(): plugin not correctly installed - aborting.
NOTE: child process received `Goodbye', closing down