파일첨부가 2개이상은 안되네요

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Warning: move_uploaded_file() [function.move-uploaded-file]: Unable to move '/tmp/phpl3g8fc' to '/home/hosting_users/d90_iviewtour/www/booking/data/file/final/1701707040_nrHP6NIE_10EC9B94_26EC9DBC_EAB980_EC9EACED99982C_EAB68C_ECB184EBA0B9EB8B98_EBA19CEBA7A8ED8BB1_ECBD94EC82ACEBACB4EC9DB4_5EBB095_7EC9DBC_ED9995ECA095EC849CEBB680EC82B0ECA080EB8581ECB69CEBB09C_EB8C80ED959CED95ADEAB3B5_KE661ED8EB8EC9DBCEBB098EC97ACED9689.hwp' in /home/hosting_users/d90_iviewtour/www/booking/bbs/write_update.php on line 267

파일업로드를 1개하면 올라가는데 2개이상하면 이런에러가 발생합니다.

첨부용량도 크게하고 data파일 퍼미션도 707 777 다해봐도 안되네요..