Steam error: {data}

[Be1zebub]

cant download most addons via gmpublisher, it works only with steamcmd.
gmpublisher give no details whats happening.
app-BduuIu-w.js:5 [svelte-i18n] Message "ERR_STEAM_ERROR" has syntax error: The intl string context variable "data" was not provided to the string "Steam Error: {data}"

[WinterPhoenix]

Same here.