ruby
Method called on nil object
NoMethodError.*undefined method.*for (nil:NilClass|nil)
Fixes
- 1.Use safe navigation operator: object&.method
- 2.Add nil check: if object.present? or unless object.nil?
- 3.Use dig for nested hash access: hash.dig(:key1, :key2)
nilnomethoderror
Related Errors
ruby3 fixes
Logstash Grok pattern match failure
logstash.*Error.*Grok.*pattern.*match failure
- •Test pattern with Grok Debugger tool
- •Add tag_on_failure and handle non-matching events
ruby3 fixes
Logstash pipeline terminated unexpectedly
logstash.*PipelineTerminatedError.*pipeline.*shutdown
- •Check Logstash logs for underlying error causing shutdown
- •Increase JVM heap for Logstash: -Xms1g -Xmx1g in jvm.options
ruby3 fixes
Undefined method on object
NoMethodError.*undefined method.*for.*:.*
- •Check the object's class with .class — it may not be what you expect
- •Verify the method exists: object.respond_to?(:method_name)