when I run the migration wizard,no email box was migrated but the error as follow:

Event: 12010
Source: MSExchangeMig
Type: Error
Description: Failed to initialize the Notes Migration session. Make sure
'ntsmig.dll' is in the 'exchsrvr\bin' directory.

I had checked the file path of 'ntsmig.dll' ,it is warning path
could you help me? 

Sorry,the problem was solved,I will update the article