1.JPA EntityManager can not be performed in the construction of the table statement prompted to add a transaction Error: javax.persistence.TransactionRequiredException: Executing an update / delete query directly connected into the original database operations to solve
2.resources files using a Chinese name, not read.
3. Use h2 h2 database can not be accessed in the background after the addition of authentication, log in to see the page there is a blank f12 error Sorry, Lynx not supported yet Solution: the configuration settings in the config file filter does not require authentication methods in safety certification the first row was added http.headers () frameOptions () disable ()..;