srcds file error cant find steam.dll

[punishert]

whaen i go to run my dedicated server i get a message come up sayin it cannot find my steam.dll and the title of the message is srcds

the file was like this before but only has been stopping me running the server since i uploaded mani admin onto it

i put mani admin in source dedicated server file and not srcds is that right

steamapp/myacc/cstrike/source dedicated server-i did this 1
steamapp/myacc/cstrike/srcds - couldnt enter this 1

[punishert]

the error says...the memory could not be read

[punishert]

this is for counter strike