Help with building the jar #24
Description
I created a codespace and ran "./build.sh" but it gave me this error:
[INFO] Changes detected - recompiling the module! :source [INFO] Compiling 714 source files with javac [debug optimize release 21] to target/classes [INFO] ------------------------------------------------------------------------ [INFO] Reactor Summary: [INFO] [INFO] PaperSpigot-Parent dev-SNAPSHOT .................... SUCCESS [ 3.421 s] [INFO] PaperSpigot-API 1.8.8-R0.1-SNAPSHOT ................ FAILURE [ 17.893 s] [INFO] PaperSpigot 1.8.8-R0.1-SNAPSHOT .................... SKIPPED [INFO] ------------------------------------------------------------------------ [INFO] BUILD FAILURE [INFO] ------------------------------------------------------------------------ [INFO] Total time: 21.539 s [INFO] Finished at: 2025-09-04T19:00:56Z [INFO] ------------------------------------------------------------------------ [ERROR] Failed to execute goal org.apache.maven.plugins:maven-compiler-plugin:3.11.0:compile (default-compile) on project paperspigot-api: Fatal error compiling: error: release version 21 not supported -> [Help 1] [ERROR] [ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch. [ERROR] Re-run Maven using the -X switch to enable full debug logging. [ERROR] [ERROR] For more information about the errors and possible solutions, please read the following articles: [ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/MojoExecutionException [ERROR] [ERROR] After correcting the problems, you can resume the build with the command [ERROR] mvn <args> -rf :paperspigot-api @TankObliterator ➜ /workspaces/KigPaper (ver/1.8.8) $
If someone could point me in the right direction would greatly appreciate it.