Environment: Oracle 10.1.0.4 RHEL AS 3 The Listener stops taking incoming requests and leaves with this messagein the the log file: 02-JUN-2006 09:16:42 * (CONNECT_DATA=(SID=PROD)(SERVER=DEDICATED) (CID=(PROGRAM=C:\Program Files\Microsoft Office 2000\Office\MSACCESS.EXE) (HOST=DOH000001RV9L81)(USER=AJL))) * (ADDRESS=(PROTOCOL=tcp)(HOST=xx.xxx.x.xxx) (PORT=3226)) * establish * PROD * 12500 TNS-12500: TNS:listener failed to start a dedicated server process TNS-12547: TNS:lost contact TNS-12560: TNS:protocol adapter error TNS-00517: Lost contact Linux Error: 32: Broken pipe Didn't get much information from Metalink. So thought anyone out there might have faced this before..... TFYH Nirmalya -- //www.freelists.org/webpage/oracle-l