Gettting error while unzipping file

I'm using unzip step to unzip a file, its throwing me the following error

INFO 09-08 03:07:56,712 - Set variables - Processing file [file:/// File Name]...
ERROR 09-08 03:07:56,719 - Set variables - Error
INFO 09-08 03:07:56,719 - Set variables - =======================================
INFO 09-08 03:07:56,719 - Set variables - Nr errors : 2
INFO 09-08 03:07:56,719 - Set variables - Nr unzipped files : 0
INFO 09-08 03:07:56,719 - Set variables - =======================================

Please help me what is the problem?? Its working on windows 32 bit machine but not on linux box.