Znc with docker, cannot write oidentd.conf

I just install znc with docker on nas synology. i have a problem when i set identfile on meniu, i get this error …::-09:04-::… <*identfile> [~/.oidentd.conf] could not be written, retrying… , anyone can quide me how to fix it please ? I if i uncheck this option via web i can connect to irc server, but with this identfile check i get error message on my client , cannot write oidentd.conf. …::-09:06-::… <*status> Some module aborted the connection attempt