SLF4J(W): Class path contains multiple SLF4J providers. SLF4J(W): Found provider [org.ops4j.pax.logging.slf4j.PaxLoggingSLF4JServiceProvider@1d7f7be7] SLF4J(W): Found provider [ch.qos.logback.classic.spi.LogbackServiceProvider@42f3156d] SLF4J(W): Found provider [org.slf4j.simple.SimpleServiceProvider@1ddae9b5] SLF4J(W): See https://www.slf4j.org/codes.html#multiple_bindings for an explanation. SLF4J(I): Actual provider is of type [org.ops4j.pax.logging.slf4j.PaxLoggingSLF4JServiceProvider@1d7f7be7]