Quick Fix: Downgrade logstash-logback-encoder to 7.3 and continue using logback 1.2, or upgrade logback to version 1.3 or higher and continue using logstash-logback-encoder 7.4 or higher.
The Problem:
An error occurred while trying to use logstash-logback-encoder with Spring Boot to send logs to ELK. The error message is: Unable to process event: 'java.time.Instant ch.qos.logback.classic.spi.ILoggingEvent.getInstant()'. This error is caused by a missing method in ch.qos.logback.classic.spi.ILoggingEvent. The version of logstash-logback-encoder being used is 7.4. The logback-spring.xml file is also provided in the question. Can you provide a solution to resolve this error?
The Solutions:
Solution 1: Upgrade logback
logstash-logback-encoder version 7.4 requires logback version 1.3 or later. To resolve the error, you have two options:
Upgrade logback to version 1.3 or later.
Downgrade logstash-logback-encoder to version 7.3, which supports logback 1.2.
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Solution 2: Add the latest version of ‘slf4j-api’
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This solution involves adding the latest version of the ‘slf4j-api’ dependency to your project. The ‘slf4j-api’ dependency provides a common logging API for Java applications, and updating it to the latest version may resolve the compatibility issues you are experiencing with ‘logstash-logback-encoder’.
Q&A
What is the problem of getting the error for ‘java.time.Instant ch.qos.logback.classic.spi.ILoggingEvent.getInstant()` method in the logstash-logback-encoder?
Continue using logstash-logback-encoder >= 7.4, and upgrade logback >= 1.3 or B. Downgrade logstash-logback-encoder to 7.3 (which supports logback 1.2), and continue using logback 1.2.
what is the solution for spring boot 2.7 to use slf4j-api library?
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Add the latest version of ‘slf4j-api’:
org.slf4j slf4j-api 2.0.9
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