Theoriginal file name is the name of the file on the end-user's machine. Your Spring MVC application runs on your server machine. You can't use the original file name, hope to find the absolute file name on the end-user machine, and even less try to read the file using this name.
JDBCexception on Hibernate data access: SQLException for SQL [n/a]; SQL state [XX001]; error code [0]; could not extract ResultSet; nested exception is org.hibernate.exception.GenericJDBCException: could not extract ResultSet Startingfrom JDBC API 4.0, the DriverManager.getConnection() method is enhanced to load JDBC drivers automatically. Therefore, applications don't need to call the Class.forName method to register or load the driver when using driver jar libraries.. When the getConnection method of the DriverManager class is called, an appropriate driver is located from the set of registered JDBC drivers

Responsemessage: java.sql.SQLException: Cannot create PoolableConnectionFactory (The TCP/IP connection to the host localhost, port 1433 has failed. Error: "Connection refused: connect. Verify the connection properties. Make sure that an instance of SQL Server is running on the host and accepting TCP/IP connections at the port.

When2 users invoke in parallel these 2 methods I get deadlock exception, but I don't know how to handle it in code and inform user with friendly message e.g. "rows are updated/updating by other user" - actually this is what I need (avoid deadlock and rewrite logic is for future, actually not an option) Caught exception hierarchy is following: . 149 175 22 396 46 323 405 301

jdbc exception on hibernate data access sqlexception for sql