diff --git a/src/main/java/com/autotune/common/datasource/DataSourceCollection.java b/src/main/java/com/autotune/common/datasource/DataSourceCollection.java
index a67fbcfd1..9daf555a3 100644
--- a/src/main/java/com/autotune/common/datasource/DataSourceCollection.java
+++ b/src/main/java/com/autotune/common/datasource/DataSourceCollection.java
@@ -148,7 +148,11 @@ public void addDataSourcesFromConfigFile(String configFileName) throws Unsupport
             try {
                 DataSourceInfo dataSourceInfo = new ExperimentDBService().loadDataSourceFromDBByName(name);
                 if (null != dataSourceInfo) {
-                    LOGGER.error("{} : {}", DATASOURCE_ALREADY_EXIST, name);
+                    LOGGER.error("Datasource: {} already exists!", name);
+                    // add the auth details to local object
+                    AuthenticationConfig authConfig = getAuthenticationDetails(dataSourceObject, name);
+                    dataSourceInfo.setAuthenticationConfig(authConfig);
+                    dataSourceCollection.put(name, dataSourceInfo);
                     continue;
                 }
             } catch (Exception e) {
@@ -158,7 +162,7 @@ public void addDataSourcesFromConfigFile(String configFileName) throws Unsupport
             String serviceName = dataSourceObject.getString(KruizeConstants.DataSourceConstants.DATASOURCE_SERVICE_NAME);
             String namespace = dataSourceObject.getString(KruizeConstants.DataSourceConstants.DATASOURCE_SERVICE_NAMESPACE);
             String dataSourceURL = dataSourceObject.getString(KruizeConstants.DataSourceConstants.DATASOURCE_URL);
-            AuthenticationConfig authConfig;
+            AuthenticationConfig authConfig = getAuthenticationDetails(dataSourceObject, name);
             try {
                 JSONObject authenticationObj = dataSourceObject.optJSONObject(KruizeConstants.AuthenticationConstants.AUTHENTICATION);
                 // create the corresponding authentication object
@@ -185,6 +189,19 @@ public void addDataSourcesFromConfigFile(String configFileName) throws Unsupport
 
     }
 
+    private AuthenticationConfig getAuthenticationDetails(JSONObject dataSourceObject, String name) {
+        AuthenticationConfig authConfig;
+        try {
+            JSONObject authenticationObj = dataSourceObject.optJSONObject(KruizeConstants.AuthenticationConstants.AUTHENTICATION);
+            // create the corresponding authentication object
+            authConfig = AuthenticationConfig.createAuthenticationConfigObject(authenticationObj);
+        } catch (Exception e) {
+            LOGGER.warn("Auth details are missing for datasource: {}", name);
+            authConfig = AuthenticationConfig.noAuth();
+        }
+        return authConfig;
+    }
+
     /**
      * validates the input parameters before creating dataSourceInfo objects
      *
diff --git a/src/main/java/com/autotune/common/utils/CommonUtils.java b/src/main/java/com/autotune/common/utils/CommonUtils.java
index ddd965d6e..08e24ff17 100644
--- a/src/main/java/com/autotune/common/utils/CommonUtils.java
+++ b/src/main/java/com/autotune/common/utils/CommonUtils.java
@@ -307,7 +307,7 @@ public static DataSourceInfo getDataSourceInfo(String dataSourceName) throws Exc
             // fetch the datasource from the DB
             datasource = dataSourceManager.fetchDataSourceFromDBByName(dataSourceName);
             if (isInvalidDataSource(datasource)) {
-                throw new Exception(KruizeConstants.DataSourceConstants.DataSourceErrorMsgs.INVALID_DATASOURCE_INFO);
+                throw new Exception(KruizeConstants.DataSourceConstants.DataSourceErrorMsgs.INVALID_DATASOURCE_INFO + dataSourceName);
             }
         }
         return datasource;
diff --git a/src/main/java/com/autotune/utils/KruizeConstants.java b/src/main/java/com/autotune/utils/KruizeConstants.java
index 5a6a92914..e407d9e1b 100644
--- a/src/main/java/com/autotune/utils/KruizeConstants.java
+++ b/src/main/java/com/autotune/utils/KruizeConstants.java
@@ -459,7 +459,7 @@ public static class DataSourceErrorMsgs {
             public static final String SERVICE_NOT_FOUND = "Can not find service with specified name.";
             public static final String ENDPOINT_NOT_FOUND = "Service endpoint not found.";
             public static final String MISSING_DATASOURCE_INFO = "Datasource is missing, add a valid Datasource";
-            public static final String INVALID_DATASOURCE_INFO = "Datasource is either missing or is invalid";
+            public static final String INVALID_DATASOURCE_INFO = "Datasource is either missing or is invalid: ";
 
             private DataSourceErrorMsgs() {
             }