An error has occured. {1}{0} in MS CRM 2011, while importing solution

i got the bellow error while importing a solution in ms crm 2011.

i just created the required files in my VPC as i colud not copy the solution.
Then i forgot to copy the content for each file.
then i compressed and tried to import it and i got the mentioned ERROR.
this is stupid error , but i got it.

hope this can help any one :D