Error while solving Case Study 6(Pig)

Getting this error :-

grunt> store log2cnt into 'log2cnt' using PigStage(',');<line 11, column 28> Unexpected character '�'2016-05-11 20:06:39,413 [main] ERROR org.apache.pig.tools.grunt.Grunt - ERROR 1200: <line 11, column 28> Unexpected character '�'Details at logfile: /home/9916f93138da51669d561e44427545/pig_1462995480391.log

How do i fix it?

Thanks
Sujata