Dear Deepa,

there was a time when spaces in the names of foldera and files was a big nono in ccp4.  Maybe it still is.  Try changing New Folder to New_Folder or something else without a space.

Best


Andreas



On Wed, Jun 3, 2015 at 6:09 AM, Deepa Raju <[log in to unmask]> wrote:
Dear all, 
I have installed ccp4i 6.5 version, I need to find out the contacts between the atoms of SAM and amino acid residues of the protein. But I'm not getting the output. Output is showing like this

#CCP4I VERSION CCP4Interface 6.5.0
#CCP4I SCRIPT LOG contact
#CCP4I DATE 02 Jun 2015  17:33:09
#CCP4I USER 'UNKNOWN'
#CCP4I PROJECT deepasam
#CCP4I JOB_ID 64
#CCP4I SCRATCH C:/ccp4temp/
#CCP4I HOSTNAME DEEPA-PC
#CCP4I PID 7176

***************************************************************************
* Information from CCP4Interface script
***************************************************************************
The program run with command: contact XYZIN "D:/sum_proj/New Folder/structure analysis/5.6.2014/1XDS_chain_A.pdb" 
has failed with error message
couldn't execute "contact": invalid argument
***************************************************************************


#CCP4I TERMINATION STATUS 0 "couldn't execute "contact": invalid argument"
#CCP4I TERMINATION TIME 02 Jun 2015  17:33:09
#CCP4I MESSAGE Task failed


please suggest the solution for this problem.

Thank you in advance
With Regards,
Deepa