After Linux Version Upgrade FNDSM Does Not Spawn [ID 430812.1]
Solution
1. Create the correct links as follows:
cd ORACLE_HOME/lib/stubs/
mv libc.so.6 libcso6.bak
mv libcrypt.so libcryptso.bak
mv libcrypt.so.1 libcryptso1.bak
ln -s /oracle/prodora/8.0.6/lib/stubs/libc-2.1.3-stub.so /oracle/prodora/8.0.
6/lib/stubs/libc.so.6
ln -s /oracle/prodora/8.0.6/lib/stubs/libcrypt-2.1.3-stub.so /oracle/prodora/8.
0.6/lib/stubs/libcrypt.so
ln -s /oracle/prodora/8.0.6/lib/stubs/libcrypt-2.1.3-stub.so /oracle/prodora/8.
0.6/lib/stubs/libcrypt.so.1
The above link commands are an example, the file path should be applicable to the location of the files on your system
2. Relink the FND executables through adadmin.
Also check
After Linux Version Upgrade FNDSM Does Not Spawn [ID 430812.1]