Maven build failing on MacOS

[edwardalee]

Attempting to build Epoch using the instructions here, I get the following failure when running mvn package:

[INFO] -----------------------< org.lflang:org.lflang >------------------------
[INFO] Building Lingua Franca Core 0.2.1-SNAPSHOT                        [2/12]
[INFO] ---------------------------[ eclipse-plugin ]---------------------------
[INFO] 
[INFO] --- tycho-packaging-plugin:2.6.0:build-qualifier (default-build-qualifier) @ org.lflang ---
[INFO] The project's OSGi version is 0.2.1.202205100917
[INFO] 
[INFO] --- tycho-packaging-plugin:2.6.0:validate-id (default-validate-id) @ org.lflang ---
[INFO] 
[INFO] --- tycho-packaging-plugin:2.6.0:validate-version (default-validate-version) @ org.lflang ---
[INFO] 
[INFO] --- target-platform-configuration:2.6.0:target-platform (default-target-platform) @ org.lflang ---
[INFO] 
[INFO] --- exec-maven-plugin:3.0.0:java (mwe2Launcher) @ org.lflang ---
[INFO] ------------------------------------------------------------------------
[INFO] Reactor Summary:
[INFO] 
[INFO] Lingua Franca 0.2.1-SNAPSHOT ....................... SUCCESS [  0.021 s]
[INFO] Lingua Franca Core ................................. FAILURE [  0.794 s]
[INFO] Lingua Franca Generic IDE .......................... SKIPPED
[INFO] Lingua Franca UI ................................... SKIPPED
[INFO] Lingua Franca Diagrams ............................. SKIPPED
[INFO] Lingua Franca Tests ................................ SKIPPED
[INFO] Lingua Franca UI Tests ............................. SKIPPED
[INFO] Lingua Franca Product .............................. SKIPPED
[INFO] Lingua Franca SDK .................................. SKIPPED
[INFO] Lingua Franca Update Site .......................... SKIPPED
[INFO] Lingua Franca Epoch IDE ............................ SKIPPED
[INFO] Lingua Franca Target Platform 0.2.1-SNAPSHOT ....... SKIPPED
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 32.548 s
[INFO] Finished at: 2022-05-10T11:17:59+02:00
[INFO] ------------------------------------------------------------------------
[ERROR] Failed to execute goal org.codehaus.mojo:exec-maven-plugin:3.0.0:java (mwe2Launcher) on project org.lflang: Execution mwe2Launcher of goal org.codehaus.mojo:exec-maven-plugin:3.0.0:java failed: Plugin org.codehaus.mojo:exec-maven-plugin:3.0.0 or one of its dependencies could not be resolved: Failed to collect dependencies at org.codehaus.mojo:exec-maven-plugin:jar:3.0.0 -> org.eclipse.emf:org.eclipse.emf.mwe2.launch:jar:2.12.2 -> org.eclipse.emf:org.eclipse.emf.mwe2.runtime:jar:[2.12.2]: No versions available for org.eclipse.emf:org.eclipse.emf.mwe2.runtime:jar:[2.12.2] within specified range -> [Help 1]

[a-sr]

As mentioned in the meeting, adding the -U option to the maven call may resolve this. It enforces checking all dependencies for latest versions.

[edwardalee]

That did it!

[edwardalee]

I have updated the wiki page with these instructions.