The latest Spring Boot 4.0.0-M1 has a typo in spring-boot-dependencies.pom for spring-boot-starter-opentelemetry. At https://github.com/spring-projects/spring-boot/blob/v4.0.0-M1/platform/spring-boot-dependencies/build.gradle#L2131 you have spring-boot-starter-opentelementy instead of spring-boot-starter-opentelemetry.

Comment From: bclozel

Good catch, thanks @juergenzimmermann