Officially the Oracle AS 10.1.2 is not yet certified with SLES 10 and therefor Reports 10.1.2. is not certified. Nevertheless the Oracle AS 10.1.2 is installable on SLES 10, but if you try to run a Report you are receiving an error. The corresponding logfile $ORACLE_HOME/opmn/logs/OC4J~OC4J_BI_Forms...