HTTP 500 - Cannot create JDBC driver of class '' for connect URL 'null'

Question

I have been searching to fix that problem for 3 days reading forums... Then I decided to ask for some help. Nedless to say that your help would be highly appreciated :-)

Answer 1

I think your tomcat installation is not using your context.xml. Please create fresh tomcat, configure context.xml and libs and run Tomcat directly from system (without Eclipse etc).

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Question was updated, answer below is obsolete :/

The important part is:

Cannot create JDBC driver of class '' for connect URL 'null'

Your driver class is null and connection URL is null.

Application configuration requires configured resource jdbc/TestDB on server:

    DB Connection
    jdbc/TestDB
    javax.sql.DataSource
    Container

and

But your Tomcat configuration Servers/tomcat-config/context.xml is wrong. It looks like spring application configuration.

 ...

Standard Tomcat context.xml looks like this: