Faisal Nizam [6:02 PM]
INFO  14:01:40 Harmless error reading saved cache /var/lib/cassandra/saved_caches/KeyCache-d.db
java.lang.RuntimeException: Cache schema version b37dcfb5-8a1a-3727-bbcd-b4f3002d7a0e does not match current schema version 0bd852e9-850f-3240-b863-03c22bf9802c
        at org.apache.cassandra.cache.AutoSavingCache.loadSaved(AutoSavingCache.java:198) ~[apache-cassandra-3.4.0.jar:3.4.0]
        at org.apache.cassandra.cache.AutoSavingCache$3.call(AutoSavingCache.java:157) [apache-cassandra-3.4.0.jar:3.4.0]
        at org.apache.cassandra.cache.AutoSavingCache$3.call(AutoSavingCache.java:153) [apache-cassandra-3.4.0.jar:3.4.0]
        at java.util.concurrent.FutureTask.run(FutureTask.java:266) [na:1.8.0_121]
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) [na:1.8.0_121]
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) [na:1.8.0_121]
        at java.lang.Thread.run(Thread.java:745) [na:1.8.0_121]
INFO  14:01:40 Completed loading (12 ms; 409 keys) KeyCache cache