[WARNING] [INS-08101] Unexpected error while executing the action at state: ‘supportedOSCheck’ 19c on Oracle Linux 8

We have got this error while we begin the installation Of Oracle database 19c on Oracle Linux 8

Problem

$ ./runInstaller -silent -responseFile install/response/db_install.rsp
 Launching Oracle Database Setup Wizard…
[WARNING] [INS-08101] Unexpected error while executing the action at state: 'supportedOSCheck'
    CAUSE: No additional information available.
    ACTION: Contact Oracle Support Services or refer to the software manual.
    SUMMARY:
        - java.lang.NullPointerException

Solution

# uname -a
Linux ol8u2.wadhahdaouehi.tn 5.4.17-2011.1.2.el8uek.x86_64 #2 SMP Mon Apr 20 22:10:46 PDT 2020 x86_64 x86_64 x86_64 GNU/Linux

Edit the File: cvu_config

$ vi /u01/app/oracle/product/19.3.0/dbhome_1/cv/admin/cvu_config

Old Value:

#CV_ASSUME_DISTID=OEL

New Value:

CV_ASSUME_DISTID=OEL8

Note: You can install now the Oracle Software.