Koha software error

[Suresha GP]

Dear Sir/Madam/Friends

We installed and using Koha 3.8 version in Xavier Institute of Management and Entrepreneurship (XIME), Bangalore and we add around 20,000 records to the software but from two days..., now software shows error like

Software error:

Auth ERROR: Cannot get_session() at /usr/share/koha/lib/C4/Auth.pm line737.  

For help, please send mail to the webmaster ([no address given]), giving this error message and the time and date of the error.

So please any one can possible help us, what may possible in this regards? and how do come out from problem?.

@..., With Regards 

 Suresha GP 

XIME, Electronics City, Bangalore 560034

Ph: [phone]
Email: [e-mail]

Website: http://infosureshgp.webs.com

[Apurba Jyoti Majumder]

Contact partha sarathi Mulukhopadhyay

have u taken backup?

[Suresha GP]

Yes sir,,,, we took back from Koha..., but here we difficult find...., what problem is there in sever system or software

 

[Punit]

please contact with P. S. Mukhopadhyay sir. He is best KOHa expert in India. He can help you.
contact no.: 9434416674
email id: [e-mail], [e-mail]

[Suresha GP]

Thank you very much  Sir...., your kind of support and information 

[Ali Raza]

Just install perl module called CGI::Session::serialize::yaml.  if problem solve then let me know