Failed to connect to grid

I am trying to install Landmark Lawson Process Automation.At the end of the landmark install I got "Failed to connect to grid". I know landmark grid is running. What could be the issue?

"
@@ h2 Stopping any running grid nodes for this environment
@@ run /lsf_test_law/lmk/env/bin/managegrid stoplaw
Failed to connect to grid
Fatal: [install-grid.pl] exit status 255
Error: Fatal: [install-grid.pl] exit status 255
Error: Activating Lawson Grid Runtime Adapter failed.
**** 2012.10.23 09.58.52 RESTART Failed.
showErrorAndStop called

"
 
Thanks in advance.