in fact i checked the logfile here it is:
Using paramFile: /u01/app/dev10g/Disk1/install/oraparam.ini
Checking installer requirements...
Checking operating system version: must be redhat-2.1, redhat-3, redhat-4, SuSE-8, SuSE-9 or UnitedLinux-1.0
Passed
All installer requirements met.
Checking Temp space: must be greater than 400 MB. Actual 41398 MB Passed
Checking swap space: must be greater than 1536 MB. Actual 1806MB Passed
Checking monitor: must be configured to display at least 256 colors Failed <<<<
>>> Could not execute auto check for display colors using command /usr/X11R6/bin/xdpyinfo. Check if the DISPLAY variable is set.
Checking if CPU speed is above 450 MHz. Actual 2394 MHz Passed
>>> Ignoring optional pre-requisite failures. Continuing...
Environment Variables:
ORACLE_HOME =
PATH = /usr/bin:/usr/ccs/bin:/bin:/u01/app/dev10g/Disk1/install:/u01/app/oracle/product/11.2.0.4/db_1/bin:/usr/sbin:/usr/local/bin:/usr/bin:/bin:/usr/local/sbin:/usr/sbin:/sbin:/home/oracle/bin
CLASSPATH =
Username

racle
Only Binary inventory exists for the Home :2
Synchronizing components in home: oracleas3
Unable to read /u01/app/oracle/OraHome_3/inventory/ContentsXML/comps.xml. Some inventory information may be lost.
Synchronizing component: Sun JDK extensions 10.1.2.0.0
Error in synchronizing component Sun JDK extensions 10.1.2.0.0 : /u01/app/oraInventory/Components/oracle.java.j2ee.core/10.1.2.0.0/1/context.ser (No such file or directory).
Synchronizing component: Sun JDK 1.4.2.0.6
Error in synchronizing component Sun JDK 1.4.2.0.6 : /u01/app/oraInventory/Components/oracle.jdk/1.4.2.0.6/1/context.ser (No such file or directory).