after closing the game and clogins the game output window, launcher window goes black and following output appears.
does not happen all the time, launcher window is OK until I close game output

[0726/171458.789810:ERROR:gl_context_glx.cc(232)] Couldn't make context current with X drawable.
[0726/171458.793387:ERROR:gles2_cmd_decoder.cc(4387)] GLES2DecoderImpl: Context lost during MakeCurrent.
[0726/171458.797016:WARNING:x11_util.cc(1349)] X error received: serial 1010, error_code 181 (GLXBadWindow), request_code 154, minor_code 26 (X_GLXMakeContextCurrent)
[0726/171458.797080:ERROR:gles2_cmd_decoder.cc(4382)] GLES2DecoderImpl: Trying to make lost context current.
[0726/171458.797160:ERROR:gl_context_glx.cc(232)] Couldn't make context current with X drawable.
[0726/171458.797312:ERROR:gles2_cmd_decoder.cc(4382)] GLES2DecoderImpl: Trying to make lost context current.
[0726/171458.797353:WARNING:ipc_message_attachment_set.cc(49)] MessageAttachmentSet destroyed with unconsumed attachments: 0/1
[0726/171458.799113:WARNING:x11_util.cc(1349)] X error received: serial 1039, error_code 8 (BadMatch (invalid parameter attributes)), request_code 154, minor_code 26 (X_GLXMakeContextCurrent)
[0726/171458.799203:WARNING:x11_util.cc(1349)] X error received: serial 1041, error_code 3 (BadWindow (invalid Window parameter)), request_code 4, minor_code 0 (X_DestroyWindow)
[0726/171458.799284:ERROR:gl_context_glx.cc(232)] Couldn't make context current with X drawable.
[0726/171458.801041:WARNING:x11_util.cc(1349)] X error received: serial 1069, error_code 8 (BadMatch (invalid parameter attributes)), request_code 154, minor_code 26 (X_GLXMakeContextCurrent)
[0726/171458.801092:WARNING:ipc_message_attachment_set.cc(49)] MessageAttachmentSet destroyed with unconsumed attachments: 0/1
[0726/171458.801159:WARNING:ipc_message_attachment_set.cc(49)] MessageAttachmentSet destroyed with unconsumed attachments: 0/1
[0726/171458.801223:WARNING:ipc_message_attachment_set.cc(49)] MessageAttachmentSet destroyed with unconsumed attachments: 0/1
[0726/171458.801289:WARNING:ipc_message_attachment_set.cc(49)] MessageAttachmentSet destroyed with unconsumed attachments: 0/1
[0726/171458.801354:WARNING:ipc_message_attachment_set.cc(49)] MessageAttachmentSet destroyed with unconsumed attachments: 0/1
[0726/171458.801420:WARNING:ipc_message_attachment_set.cc(49)] MessageAttachmentSet destroyed with unconsumed attachments: 0/1
[0726/171458.801484:WARNING:ipc_message_attachment_set.cc(49)] MessageAttachmentSet destroyed with unconsumed attachments: 0/1
[0726/171458.801562:WARNING:ipc_message_attachment_set.cc(49)] MessageAttachmentSet destroyed with unconsumed attachments: 0/1
[0726/171458.801627:WARNING:ipc_message_attachment_set.cc(49)] MessageAttachmentSet destroyed with unconsumed attachments: 0/1
[0726/171458.801691:WARNING:ipc_message_attachment_set.cc(49)] MessageAttachmentSet destroyed with unconsumed attachments: 0/1
[0726/171458.802065:ERROR:gles2_cmd_decoder.cc(4382)] GLES2DecoderImpl: Trying to make lost context current.
[0726/171458.802402:ERROR:gl_context_glx.cc(232)] Couldn't make context current with X drawable.
[0726/171458.816851:WARNING:x11_util.cc(1349)] X error received: serial 1097, error_code 8 (BadMatch (invalid parameter attributes)), request_code 154, minor_code 26 (X_GLXMakeContextCurrent)
[0726/171458.817008:ERROR:gl_context_glx.cc(232)] Couldn't make context current with X drawable.
[0726/171458.817991:WARNING:x11_util.cc(1349)] X error received: serial 1127, error_code 8 (BadMatch (invalid parameter attributes)), request_code 154, minor_code 26 (X_GLXMakeContextCurrent)
[0726/171458.818193:ERROR:gl_context_glx.cc(232)] Couldn't make context current with X drawable.
[0726/171458.819125:WARNING:x11_util.cc(1349)] X error received: serial 1155, error_code 8 (BadMatch (invalid parameter attributes)), request_code 154, minor_code 26 (X_GLXMakeContextCurrent)
[0726/171458.819241:ERROR:gl_context_glx.cc(232)] Couldn't make context current with X drawable.
[0726/171458.820148:WARNING:x11_util.cc(1349)] X error received: serial 1183, error_code 8 (BadMatch (invalid parameter attributes)), request_code 154, minor_code 26 (X_GLXMakeContextCurrent)
[0726/171458.820264:ERROR:gl_context_glx.cc(232)] Couldn't make context current with X drawable.
[0726/171458.821165:WARNING:x11_util.cc(1349)] X error received: serial 1211, error_code 8 (BadMatch (invalid parameter attributes)), request_code 154, minor_code 26 (X_GLXMakeContextCurrent)
[0726/171458.821276:ERROR:gl_context_glx.cc(232)] Couldn't make context current with X drawable.
[0726/171458.822235:WARNING:x11_util.cc(1349)] X error received: serial 1239, error_code 8 (BadMatch (invalid parameter attributes)), request_code 154, minor_code 26 (X_GLXMakeContextCurrent)