Comment # 12 on bug 1228824 from Thomas Rother

I don't know if this is related, but the keepassxc shows this on startup:

thommie@locutus:~> keepassxc
kf.i18n: KLocalizedString: Using an empty domain, fix the code. msgid: "Save
All" msgid_plural: "" msgctxt: "@action:button"
kf.i18n: KLocalizedString: Using an empty domain, fix the code. msgid: "&Yes"
msgid_plural: "" msgctxt: "@action:button"
kf.i18n: KLocalizedString: Using an empty domain, fix the code. msgid: "Yes to
All" msgid_plural: "" msgctxt: "@action:button"
kf.i18n: KLocalizedString: Using an empty domain, fix the code. msgid: "&No"
msgid_plural: "" msgctxt: "@action:button"
kf.i18n: KLocalizedString: Using an empty domain, fix the code. msgid: "No to
All" msgid_plural: "" msgctxt: "@action:button"
kf.i18n: KLocalizedString: Using an empty domain, fix the code. msgid: "Abort"
msgid_plural: "" msgctxt: "@action:button"
kf.i18n: KLocalizedString: Using an empty domain, fix the code. msgid: "Retry"
msgid_plural: "" msgctxt: "@action:button"
kf.i18n: KLocalizedString: Using an empty domain, fix the code. msgid: "Ignore"
msgid_plural: "" msgctxt: "@action:button"

Looks like a separate issue with localisation?