james601232 created LOG4J2-2637: ----------------------------------- Summary: log4j-over-slf4j.jar and slf4j-log4j12.jar Key: LOG4J2-2637 URL: https://issues.apache.org/jira/browse/LOG4J2-2637 Project: Log4j 2 Issue Type: Question Components: Build Environment: jdk:
java version "1.8.0_181" Java(TM) SE Runtime Environment (build 1.8.0_181-b13) Java HotSpot(TM) 64-Bit Server VM (build 25.181-b13, mixed mode) OS:CentOS CPU:x86 Reporter: james601232 I have a spring boot application and dependency log4j package. slf4j-api-1.7.25.jar slf4j-log4j12-1.7.25.jar packages exists in lib directory. make me so puzzeld that the application worked fine. why? l browser site and found slf4j-api-1.7.25.jar and slf4j-log4j12-1.7.25.jar can't _simultaneously exists. but why my application worked fine_ -- This message was sent by Atlassian JIRA (v7.6.3#76005)