Hi Rableen ,
Below error logs says "Storage path does not exist or is inaccessible." means there is some problem with accesiblity in sapdatas . Please if check if source system database sapdatas directory exist and access on Target system database sapdatas .and shout not be any difference .
2013-06-28-12.11.10.855000-420 E5174653F443 LEVEL: Severe
PID : 3764 TID : 2312 PROC : db2syscs.exe
INSTANCE: DB2PRD NODE : 000
EDUID : 2312 EDUNAME: db2bm.1532.0 (PRD) 0
FUNCTION: DB2 UDB, database utilities, sqludProcessSGRestore, probe:4452
MESSAGE : ZRC=0x800201A5=-2147352155=SQLB_AS_INVALID_STORAGE_PATH
"Storage path does not exist or is inaccessible."
if you want to change staorage path in target database then have to perform redirect restore .
Thanks
Manas Behra