Meaning of 門違い in Japanese

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Definition of 門違い

かどちがい(kadochigai) 【門違い】

(exp) barking up the wrong tree; calling at the wrong house →Related words: 御門違い

おかどちがい(okadochigai) 【御門違い ·お門違い】

(exp) barking up the wrong tree; calling at the wrong house →Related words: 門違い
オレを非難するのはお門違いだ。
You're barking up the wrong tree.

お門違いおかどちがいですよ。

Don't put the saddle on the wrong horse.