I suddenly get the following warnings when I use IIS 6.0 with php5isapi.dll during a stress test of 20 users.
Warning: ocilogon() [function.ocilogon]: ORA-12542: TNS:address already in use in ...
Environment
Windows XP
PHP 5.2.5
IIS 6.0
Oracle Instant Client 11.1
Is there a way to resolve this?