Error in connecting to database in JDCP Connection pool: java. lang. AbstractMethodError: com. mysql. jdbc. Connection. isValid (I) Z,

Error in connecting to database in JDCP Connection pool: java. lang. AbstractMethodError: com. mysql. jdbc. Connection. isValid (I) Z,

The complete error is as follows:

Summary:

Use the jar package version of mysql:

The corresponding jar package version of The jdcp used:

 

Cause of error:

The jar package version of mysql is too low.

Update the jar package of mysql to the latest version.

Updated versions:

 

Refer to blog:

Http://blog.csdn.net/ouyida3/article/details/46699023