While running the Applications Manager Installation, it is stuck on the error "insufficient privilege, Enter password SYS" .
Release : 9.3x, 9.4x
Component :CA Automic Aplications Manager
Problem was with sqlplus not found due to ORACLE not being in the PATH environment variable.
Add ORACLE_HOME to the environment PATH . Once ORACLE_HOME is added to PATH, sqlplus should run successfully and the installation completed without any permission errors.