@satishnavik I am also facing the same issue with my Spring app. Can I ask what version of the databricks jdbc and springboot you are using?

My app starts, but I get a series of errors stemming from log4j

ERROR StatusLogger Unable to create Lookup for bundle
 java.lang.ClassCastException: class org.apache.logging.log4j.core.lookup.ResourceBundleLookup
	at java.base/java.lang.Class.asSubclass(Class.java:3924)
	at com.databricks.client.jdbc42.internal.apache.logging.log4j.core.lookup.Interpolator.<init>(Interpolator.java:84)
	at com.databricks.client.jdbc42.internal.apache.logging.log4j.core.lookup.Interpolator.<init>(Interpolator.java:105)[...]
ERROR StatusLogger Unable to create Lookup for ctx
 java.lang.ClassCastException: class org.apache.logging.log4j.core.lookup.ContextMapLookup
	at java.base/java.lang.Class.asSubclass(Class.java:3924)
	at com.databricks.client.jdbc42.internal.apache.logging.log4j.core.lookup.Interpolator.<init>(Interpolator.java:84)
	at com.databricks.client.jdbc42.internal.apache.logging.log4j.core.lookup.Interpolator.<init>(Interpolator.java:105)