for (Exception e : exceptions) {
                msg.append("\t").append(e.getMessage()).append(System.lineSeparator());
            }
        }

        for (Exception exception : result.getCollectionErrors()) {
            msg.append(exception.getMessage()).append(System.lineSeparator());
            if (exception.getCause() != null) {
                msg.append("\tCaused by: ")

public class UnmanagedPropertyMissingSetterException extends GradleException {
    public UnmanagedPropertyMissingSetterException(String propertyName) {
        super(getMessage(propertyName));
    }

    private static String getMessage(String propertyName) {
        return String.format(
            "unmanaged property '%s' cannot be read only, unmanaged properties must have setters",
            propertyName);
    }

    public DescriptiveChange(String message, Object... params) {
        this.message = String.format(message, params);
    }

    @Override
    public String getMessage() {
        return message;
    }

    @Override
    public String toString() {
        return getMessage();
    }

    @Override
    public boolean equals(Object o) {
        if (this == o) {
            return true;
        }

    private final Plugin plugin;

    public PluginResolutionException(Plugin plugin, Throwable cause) {
        super(
                "Plugin " + plugin.getId() + " or one of its dependencies could not be resolved: " + cause.getMessage(),
                cause);
        this.plugin = plugin;
    }

    public PluginResolutionException(Plugin plugin, List<Exception> exceptions, Throwable cause) {
        super(

                }
            }

            message = "The build could not read " + children.size() + " project" + (children.size() == 1 ? "" : "s");
        } else {
            message = getMessage(message, exception);
        }

        return new ExceptionSummary(exception, message, reference, children);
    }

    private ExceptionSummary handle(ProjectBuildingResult result) {

                + "\n" + failure.getMessage(), failure);
        } else if (failure instanceof UnsupportedOperationConfigurationException) {
            return new UnsupportedOperationConfigurationException(connectionFailureMessage(failure)
                + "\n" + failure.getMessage(), failure.getCause());
        } else if (failure instanceof GradleConnectionException) {

              public String getMessage() { return "hello"; }
            }
        """

        file("plugin1.gradle") << """
            task sayMessageFrom1 { doLast { println new pkg.Thing().getMessage() } }
            apply from: 'plugin2.gradle'
        """

        file("plugin2.gradle") << """
            task sayMessageFrom2 { doLast { println new pkg.Thing().getMessage() } }
            apply from: 'plugin3.gradle'

        resolution.withStyle(UserInput).text("https://help.gradle.org");
        resolution.text(".");
    }

    private static String getMessage(Throwable throwable) {
        try {
            String message = throwable.getMessage();
            if (GUtil.isTrue(message)) {
                return message;
            }

    public int getColumnNumber() {
        return columnNumber;
    }

    @Override
    public Exception getException() {
        return exception;
    }

    @Override
    public String getMessage() {
        return message;
    }

    @Override
    public Severity getSeverity() {
        return severity;
    }

    @Override
    public String getLocation() {

        if (t instanceof IOException) {
            if (preserveMessage) {
                throw new UncheckedIOException(t.getMessage(), t);
            } else {
                throw new UncheckedIOException(t);
            }
        }
        if (preserveMessage) {
            throw new UncheckedException(t.getMessage(), t);
        } else {
            throw new UncheckedException(t);
        }
    }