[ADMIN] Trouble installing pltcl language

[Hogan, James F. Jr.]

Can not install by   Create language pltcl;   Or   Createlang.exe pltcl --dbname=mydb –username=me   Keep getting   ERROR:  could not load library "C:/Program Files/PostgreSQL/8.1/lib/pltcl.dll": The specified module could not be found.   HELP