该文件常见出现的位置

版本	位置
2.20.2.10	\WINDOWS\system32\spool\drivers\w32x86\3
2.20.2.10	\WINDOWS\system32\spool\drivers\w32x86\canonmp190_series7b78
2.20.2.10	\ProgramData\CanonBJ\IJPrinter\CNMWindows\CanonMP190seriesPrinter\LanguageModules\0412
2.20.2.10	\ProgramData\CanonBJ\IJPrinter\CNMWindows\CanonMP190seriesPrinter\LanguageModules\041E
2.20.2.10	\ProgramData\CanonBJ\IJPrinter\CNMWindows\CanonMP190seriesPrinter\LanguageModules\0408
2.20.2.10	\ProgramData\CanonBJ\IJPrinter\CNMWindows\CanonMP190seriesPrinter\LanguageModules\0404
2.20.2.10	\ProgramData\CanonBJ\IJPrinter\CNMWindows\CanonMP190seriesPrinter\LanguageModules\0411
2.20.2.10	\ProgramData\CanonBJ\IJPrinter\CNMWindows\CanonMP190seriesPrinter\LanguageModules\0407
2.20.2.10	\ProgramData\CanonBJ\IJPrinter\CNMWindows\CanonMP190seriesPrinter\LanguageModules\040c
2.20.2.10	\ProgramData\CanonBJ\IJPrinter\CNMWindows\CanonMP190seriesPrinter\LanguageModules\0414
2.20.2.10	\ProgramData\CanonBJ\IJPrinter\CNMWindows\CanonMP190seriesPrinter\LanguageModules\0401
2.20.2.10	\ProgramData\CanonBJ\IJPrinter\CNMWindows\CanonMP190seriesPrinter\LanguageModules\0804
2.20.2.10	\ProgramData\CanonBJ\IJPrinter\CNMWindows\CanonMP190seriesPrinter\LanguageModules\0406
2.20.2.10	\ProgramData\CanonBJ\IJPrinter\CNMWindows\CanonMP190seriesPrinter\LanguageModules\0409
2.20.2.10	\ProgramData\CanonBJ\IJPrinter\CNMWindows\CanonMP190seriesPrinter\LanguageModules\0413

一、如果您的系统提示“没有找到CNMLR9I.DLL”或者“缺少CNMLR9I.DLL”等类似错误信息，请把CNMLR9I.DLL下载到本机
二、直接拷贝该文件到系统目录里：
　 1、Windows NT/2000系统，则复制到C:\WINNT\System32目录下。
2、Windows XP/Vista/Win7/8系统，则复制到C:\Windows\System32目录下。
三、然后打开“开始-运行-输入regsvr32 CNMLR9I.DLL”，回车即可解决错误提示！