I have seen a similar error on rhel4 in its early does of release. It was because of missing rpm, compat-db. You can try installing compat-db rpm to fix this error. Remember you in untested waters, RHEL5 is still not certified with oracle vasu -----Original Message----- From: oracle-l-bounce@xxxxxxxxxxxxx [mailto:oracle-l-bounce@xxxxxxxxxxxxx] On Behalf Of Lou Avrami Sent: Saturday, July 07, 2007 3:28 AM To: oracle-l@xxxxxxxxxxxxx Subject: OEM error: mod_auth_dbm.so: undefined symbol: dbm_fetch Hi folks, We're trying to install Oracle Enterprise Manager Grid Control on a RHEL5 server. We're getting the following error when OPMN is started, either via the installer or manually: -------- 07/07/06 13:20:44 Start process -------- /u01/app/oracle/product/oms10g/Apache/Apache/bin/apachectl start: execing httpd Syntax error on line 233 of /u01/app/oracle/product/oms10g/Apache/Apache/conf/httpd.conf: Cannot load /u01/app/oracle/product/oms10g/Apache/Apache/libexec/mod_auth_dbm.so into server: /u01/app/oracle/product/oms10g/Apache/Apache/libexec/mod_auth_dbm.so: undefined symbol: dbm_fetch Has anyone out there tried installing OEM Grid Control 10.2.0.3 on a RHEL5 server? If anyone has any suggestions for resolving this, they would be greatly appreciated. Thanks, Lou Avrami -- //www.freelists.org/webpage/oracle-l -- //www.freelists.org/webpage/oracle-l