WARNING: ... LICENSE value ... has an invalid format - license names must be separated by the following characters to indicate the license selection: ...

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WARNING: MyRecipe: LICENSE value “My License” has an invalid format - license names must be separated by the following characters to indicate the license selection: &|()

警告: MyRecipe: LICENSE の値 “My License” は無効な形式 - ライセンス名は選択条件を示すために次の文字で区切られていなければならない: &|()