spring-projects/spring-boot · error · MojoExecutionException

Spring application did not start before the configured timeo

Error message

Spring application did not start before the configured timeout (${wait * maxAttempts}ms)

What it means

Error "Spring application did not start before the configured timeout (${wait * maxAttempts}ms)" thrown in spring-projects/spring-boot.

Source

Thrown at build-plugin/spring-boot-maven-plugin/src/main/java/org/springframework/boot/maven/StartMojo.java:203

		getLog().debug("Waiting for spring application to start...");
		for (int i = 0; i < maxAttempts; i++) {
			T result = callback.call();
			if (result != null) {
				return result;
			}
			String message = "Spring application is not ready yet, waiting " + wait + "ms (attempt " + (i + 1) + ")";
			getLog().debug(message);
			synchronized (this.lock) {
				try {
					this.lock.wait(wait);
				}
				catch (InterruptedException ex) {
					Thread.currentThread().interrupt();
					throw new IllegalStateException("Interrupted while waiting for Spring Boot app to start.");
				}
			}
		}
		throw new MojoExecutionException(
				"Spring application did not start before the configured timeout (" + (wait * maxAttempts) + "ms");
	}

	@Override
	protected boolean isUseTestClasspath() {
		return this.useTestClasspath;
	}

	private class CreateJmxConnector implements Callable<@Nullable JMXConnector> {

		private final int port;

		CreateJmxConnector(int port) {
			this.port = port;
		}

		@Override
		public @Nullable JMXConnector call() throws Exception {

View on GitHub (pinned to 5b2dbdbb8b)

When it happens

Trigger: Thrown at build-plugin/spring-boot-maven-plugin/src/main/java/org/springframework/boot/maven/StartMojo.java:203 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of spring-projects/spring-boot@5b2dbdbb8b (2026-08-04). Data as JSON: /data/errors/17bd10f12ee0cc98.json. Report an issue: GitHub.