Off late, there was an application which failed with following error at run time when we ran the application in Wildfly. This class is available inside java run time library. In order to include these sun internal classes into the application path I added below XML block into jboss-deployment-structure.xml, To… Continue Reading Wildfly NoClassDefFoundError on com.sun.xml.internal.stream.util.ThreadLocalBufferAllocator

If you are using source code control system such as perforce then I’m sure you might have had plenty of situation to find the difference between a depot using label. During these times, if you run command like below to get the difference, you might have seen perforce printing lot… Continue Reading How to take perforce diff with out identical files

Due to some business need I badly wanted to exclude Jackson module from my application running in Wildfly 10.1 version. The standard way to exclude is to add following in the jboss-deployment-structure.xml file of my application, This will not exclude Jackson as Wildfly has internal module called resteasy-jackson2-provider which has added… Continue Reading Exclude Jackson Module in Wildfly

I start with conclusion because that is what is more important than the pain that we went through when my mom diagnosed with Dermatitis herpetiformis. If you are diagnosed with this disease, effective immediately stop taking food which is made using “Atta, Maida, Rava, Semiya and Noodles”. I suggest you… Continue Reading Dermatitis herpetiformis – Struggle and cure

We recently decided to use Ingrian NAE (Network Attached Solution) in our application to protect sensitive information. We have done all migration of those existing software keys to Ingrian based keys , spent good amount time in testing, sketched out a detailed plan to do staged migration of production environment,… Continue Reading NAE java.lang.IllegalArgumentException missing provider

Have you ever configured -XX:ConcGCThreads to some random value with out understanding much about it. If yes, you should have got stuck with following JVM startup issue, In short, This is an JVM option available for you to configure number of concurrent threads to be used as marker threads in G1GC. In… Continue Reading JVM Initialization Error – Can’t have more ConcGCThreads (n) than ParallelGCThreads (n)

We have got into a situation where in a file got deleted (Intentionally) in source branch but few months later, at one of the child branch, an engineer created same file (Obviously same path). We got into issues where perforce started giving conflict on the file, engineers where silently ignored… Continue Reading Re-adding deleted files in perforce