Collabora occur error failed to connect to websocket

Last week the collobora online worked for me.But today this error happen:WebSocket connection to ‘wss://collabora.ownfile.tech/lool/https%3A%2F%2Fshare.k9t9.cn%2Findex.php%2Fapps%2Frichdocuments%2Fwopi%2Ffiles%2F34_ocsvb546imfc%3Faccess_token%3Dn3eYYzo1oE1F44bvE93c9d5Am5c0mD5K%26access_token_ttl%3D0%26permission%3Dedit/ws’ failed: One or more reserved bits are on: reserved1 = 0, reserved2 = 1, reserved3 = 1

.Somebody has the solution?Thanks advance.

After I upgrade the collabora online plugin and docker collabora image,The gray screen come…Here is the error:

POST https://collabora.ownfile.tech/loleaflet/2.0.4/loleaflet.html?WOPISrc=https%3A%2F%2Fshare.k9t9.cn%2Findex.php%2Fapps%2Frichdocuments%2Fwopi%2Ffiles%2F34_ocsvb546imfc&title=About.odt&lang=zh-CN&closebutton=1&revisionhistory=1 404 ()

Same problem here after update to last Collabora version.