https://bz.apache.org/bugzilla/show_bug.cgi?id=68460
Bug ID: 68460 Summary: mail task fails in Java 17 and Java 21 Product: Ant Version: 1.10.14 Hardware: PC Status: NEW Severity: major Priority: P2 Component: Core tasks Assignee: notifications@ant.apache.org Reporter: kristjanbja...@gmail.com Target Milestone: --- Sending email with the mail task using Ant version 1.10.14 with either Java JDK 17 or Java JDK 21 results in this error: "Failed to send email: could not instantiate ssl security provider, check that you have JSSE in your classpath" Here is the build.xml used to generate the error: <?xml version="1.0" encoding="UTF-8" ?> <project name="test" default="test"> <target name="test" > <mail mailhost="smtp.gmail.com" mailport="465" subject="Test" ssl="on" user="kristjanbja...@gmail.com" password="redacted"> <from address="kristjanbja...@gmail.com"/> <to address="kristjanbja...@gmail.com"/> <message>Test</message> </mail> </target> </project> After looking at the source code it seems the error is in JakartaMimeMailer.java and MimeMailer.java: try { final Provider p = Class.forName("com.sun.net.ssl.internal.ssl.Provider") .asSubclass(Provider.class).getDeclaredConstructor().newInstance(); Security.addProvider(p); } catch (final Exception e) { throw new BuildException( "could not instantiate ssl security provider, check that you have JSSE in your classpath"); } According to this bug report for OpenJDK: https://bugs.openjdk.org/browse/JDK-8240974 referring to "com.sun.net.ssl.internal.ssl.Provider" is no longer supported. -- You are receiving this mail because: You are the assignee for the bug.