1. Go to Applicare Controller installed machine.
2. Go to the path E:\Applicare\agent\Standalonecollector and delete Applicare directory.
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3. Go to the path E:\Applicare\tmp and delete the buildStandaloneCollector directory.
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4. Go to the path E:\Applicare\server\solr\contrib and delete prometheus-exporter directory.
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5. Download the log4jUpdate.zip file from the below download link and extract it.
Log4jDownload (download no longer available — ask Support for this file)
6. Stop Applicare Controller.
7. Go to the path E:\Applicare\server\solr\server\lib\ext and delete the the four existing 2.11.0 log4j library files and paste the newly downloaded four 2.17.0 log4j files in that directory.
log4j-1.2-api-2.11.0.jar log4j-api-2.11.0.jar log4j-core-2.11.0.jar log4j-slf4j-impl-2.11.0.jar
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8. Go to the path E:\Applicare\bin\jakarta-jmeter-5.1.1\lib and delete the the four existing 2.11.1 log4j library files and paste the newly downloaded four 2.17.0 log4j files in that directory.
log4j-1.2-api-2.11.1.jar log4j-api-2.11.1.jar log4j-core-2.11.1.jar log4j-slf4j-impl-2.11.1.jar
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9. Start Applicare Controller.