To prevent a memory leak, the JDBC Driver has been forcibly unregistered

Question

I am getting this message when I run my web application. It runs fine but I get this message during shutdown.

SEVERE: A web application registered the

Answer 1

I was having a similar problem, but additionally I was getting a Java Heap Space error anytime I modified/saved JSP pages with Tomcat server running, therefore the context were not fully recharged.

My versions were Apache Tomcat 6.0.29 and JDK 6u12.

Upgrading JDK to 6u21 as suggested in References section of URL http://wiki.apache.org/tomcat/MemoryLeakProtection solved the Java Heap Space problem (context now reloads OK) although JDBC Driver error still appears.