Need some pointer on how to trouble shoot this issue? Could not see where those versions of SLF4J come from.
At server start up, I got this exception.
Joined: Jul 26, 2011
After scanning over several threads from stackoverflow, I tried several solutions but did not work for my case.
Finally, the one work best is load the versioned-issued-class to see where they came from.
For my case, I loaded those classes and found the classes came from some wrong jars that I do not expected. I fixed.
Worked and expected classes from below correct jars: