error 1005 at line 46: Can't create table '.\time\entrytab.frm' (errno :150)

i m exporting my table from one system to another.
when i do shell# mysql databasename<file.txt
i get the error given above.
the table i create is ->

CREATE TABLE entrytab (
uname varchar(10) default NULL,
enterDate date default NULL,
status varchar(10) default NULL,
productName varchar(15) default NULL,
featureName varchar(20) default NULL,
activityName varchar(20) default NULL,
duration decimal(3,1) default NULL,
KEY uname (uname),
CONSTRAINT `entrytab_ibfk_1` FOREIGN KEY (`uname`) REFERENCES `usertab` (`uname`)
) TYPE=InnoDB;

can any1 plz tell me the problem n soln to that
thanks in advance