Error when running app after upgrade from Mendix 9 to 10

How can I solve following issue Error message when running Mendix:  Compilation of Java actions failed   C:\Users\z004uu3t\Mendix\StrategyMap-main\javasource\emailtemplate\actions\ error: cannot assign a value to final variable PlainBody                this.PlainBody = ConvertHTMLBodyToPlainText.removeHTML(this.HtmlBody);                    ^C:\Users\z004uu3t\Mendix\StrategyMap-main\javasource\saml20\implementation\ error: cannot find symbol                        samlContext.getIContext().rollbackTransAction();                                                 ^  symbol:   method rollbackTransAction()  location: interface IContextNote: Some input files use or override a deprecated API.Note: Recompile with -Xlint:deprecation for details.Note: Some input files use unchecked or unsafe operations.Note: Recompile with -Xlint:unchecked for details.2 errors FAILURE: Build failed with an exception. * What went wrong:Execution failed for task ':compile'.> Compilation failed; see the compiler error output for details. * Try:> Run with --stacktrace option to get the stack trace.> Run with --debug option to get more log output.> Run with --scan to get full insights. * Get more help at BUILD FAILED in 5s
1 answers

Email template is deprecated as from Mendix 10.

You need to use Email Connector.