can‘'t confirm offer

[venfiw]

{"success":true,"conf":[{"type":3,"type_name":"市场上架","id":"13799522352","creator_id":"4312807682411105534","nonce":"6051457786246300023","creation_time":1687312714,"cancel":"取消","accept":"创建上架物品","icon":"https:\/\/community.steamstatic.com\/economy\/image\/-9a81dlWLwJ2UUGcVs_nsVtzdOEdtWwKGZZLQHTxDZ7I56KU0Zwwo4NUX4oFJZEHLbXH5ApeO4YmlhxYQknCRvCo04DEVlxkKgpopamie19f0Ob3Yi5FvISJl4iZmPr1J7LSqWZU7Mxkh9bN9J7yjRrl-0NuZWD6IdKUIVM8Y17V_wLsw7_m05C0tMzOynVrs3QnsyuJlxzjn1gSObdx-fQC\/128fx128f","multi":true,"headline":"以 ¥ 17.49 出售","summary":["SSG 08 | 抖枪"],"warn":null},{"type":2,"type_name":"交易报价","id":"13799381939","creator_id":"6149461971","nonce":"1534880661087315454","creation_time":1687310383,"cancel":"取消","accept":"接受","icon":"https:\/\/avatars.st.dl.eccdnx.com\/d619c74af3aa2c5912fd39c11d4e4a83c0ac2c60_full.jpg","multi":false,"headline":"Venfiw 国区85折","summary":["您需要放弃 无政府主义者","您不会收到任何物品"],"warn":null}]}

we can confirm obj before with creator_id,

but now we can't, it just show : Could not find confirmation for object 4312807682411105534

what should i do 

[Dr. McKay]

Are you on the latest version of steamcommunity?

[Sam]

Valve has pushed an update and you cannot confirm offers by the old method anymore!

[Dr. McKay]

Understood, are you on the latest version of steamcommunity?

[behzadpp]

i have this problem too . 

[venfiw]

it fixed  i use lastest version sir

thanks