diff --git a/.travis.yml b/.travis.yml
index 6013bbf5f44..fa96d46e7eb 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -34,40 +34,40 @@ addons:
 matrix:
   include:
     # Test all modules with spark-2.0.0-preview and scala 2.11
-    - jdk: "oraclejdk7"
-      env: SCALA_VER="2.11" SPARK_VER="2.0.0" HADOOP_VER="2.3" PROFILE="-Pspark-2.0 -Dspark.version=2.0.0-preview -Phadoop-2.3 -Ppyspark -Psparkr -Pscalding -Pexamples -Pscala-2.11" BUILD_FLAG="package -Pbuild-distr" TEST_FLAG="verify -Pusing-packaged-distr" TEST_PROJECTS=""
+    #- jdk: "oraclejdk7"
+    #  env: SCALA_VER="2.11" SPARK_VER="2.0.0" HADOOP_VER="2.3" PROFILE="-Pspark-2.0 -Dspark.version=2.0.0-preview -Phadoop-2.3 -Ppyspark -Psparkr -Pscalding -Pexamples -Pscala-2.11" BUILD_FLAG="package -Pbuild-distr" TEST_FLAG="verify -Pusing-packaged-distr" TEST_PROJECTS=""
 
     # Test all modules with scala 2.10
     - jdk: "oraclejdk7"
-      env: SCALA_VER="2.10" SPARK_VER="1.6.1" HADOOP_VER="2.3" PROFILE="-Pspark-1.6 -Pr -Phadoop-2.3 -Ppyspark -Psparkr -Pscalding -Pexamples -Pscala-2.10" BUILD_FLAG="package -Pbuild-distr" TEST_FLAG="verify -Pusing-packaged-distr" TEST_PROJECTS=""
+      env: SCALA_VER="2.10" SPARK_VER="1.6.1" HADOOP_VER="2.3" PROFILE="-Pspark-1.6 -Dspark.verion=1.6.1 -Pr -Phadoop-2.3 -Ppyspark -Psparkr -Pscalding -Pexamples -Pscala-2.10" BUILD_FLAG="package -Pbuild-distr" TEST_FLAG="verify -Pusing-packaged-distr" TEST_PROJECTS=""
 
     # Test all modules with scala 2.11
     - jdk: "oraclejdk7"
-      env: SCALA_VER="2.11" SPARK_VER="1.6.1" HADOOP_VER="2.3" PROFILE="-Pspark-1.6 -Pr -Phadoop-2.3 -Ppyspark -Psparkr -Pscalding -Pexamples -Pscala-2.11" BUILD_FLAG="package -Pbuild-distr" TEST_FLAG="verify -Pusing-packaged-distr" TEST_PROJECTS=""
+      env: SCALA_VER="2.11" SPARK_VER="1.6.1" HADOOP_VER="2.3" PROFILE="-Pspark-1.6 -Dspark.verion=1.6.1 -Pr -Phadoop-2.3 -Ppyspark -Psparkr -Pscalding -Pexamples -Pscala-2.11" BUILD_FLAG="package -Pbuild-distr" TEST_FLAG="verify -Pusing-packaged-distr" TEST_PROJECTS=""
 
     # Test spark module for 1.5.2
-    - jdk: "oraclejdk7"
-      env: SCALA_VER="2.10" SPARK_VER="1.5.2" HADOOP_VER="2.3" PROFILE="-Pspark-1.5 -Pr -Phadoop-2.3 -Ppyspark -Psparkr" BUILD_FLAG="package -DskipTests" TEST_FLAG="verify" TEST_PROJECTS="-pl zeppelin-interpreter,zeppelin-zengine,zeppelin-server,zeppelin-display,spark-dependencies,spark,r -Dtest=org.apache.zeppelin.rest.*Test,org.apache.zeppelin.spark* -DfailIfNoTests=false"
+    #- jdk: "oraclejdk7"
+    #  env: SCALA_VER="2.10" SPARK_VER="1.5.2" HADOOP_VER="2.3" PROFILE="-Pspark-1.5 -Pr -Phadoop-2.3 -Ppyspark -Psparkr" BUILD_FLAG="package -DskipTests" TEST_FLAG="verify" TEST_PROJECTS="-pl zeppelin-interpreter,zeppelin-zengine,zeppelin-server,zeppelin-display,spark-dependencies,spark,r -Dtest=org.apache.zeppelin.rest.*Test,org.apache.zeppelin.spark* -DfailIfNoTests=false"
 
     # Test spark module for 1.4.1
-    - jdk: "oraclejdk7"
-      env: SCALA_VER="2.10" SPARK_VER="1.4.1" HADOOP_VER="2.3" PROFILE="-Pspark-1.4 -Pr -Phadoop-2.3 -Ppyspark -Psparkr" BUILD_FLAG="package -DskipTests" TEST_FLAG="verify" TEST_PROJECTS="-pl zeppelin-interpreter,zeppelin-zengine,zeppelin-server,zeppelin-display,spark-dependencies,spark,r -Dtest=org.apache.zeppelin.rest.*Test,org.apache.zeppelin.spark* -DfailIfNoTests=false"
+    #- jdk: "oraclejdk7"
+    #  env: SCALA_VER="2.10" SPARK_VER="1.4.1" HADOOP_VER="2.3" PROFILE="-Pspark-1.4 -Pr -Phadoop-2.3 -Ppyspark -Psparkr" BUILD_FLAG="package -DskipTests" TEST_FLAG="verify" TEST_PROJECTS="-pl zeppelin-interpreter,zeppelin-zengine,zeppelin-server,zeppelin-display,spark-dependencies,spark,r -Dtest=org.apache.zeppelin.rest.*Test,org.apache.zeppelin.spark* -DfailIfNoTests=false"
 
     # Test spark module for 1.3.1
-    - jdk: "oraclejdk7"
-      env: SCALA_VER="2.10" SPARK_VER="1.3.1" HADOOP_VER="2.3" PROFILE="-Pspark-1.3 -Phadoop-2.3 -Ppyspark" BUILD_FLAG="package -DskipTests" TEST_FLAG="verify" TEST_PROJECTS="-pl zeppelin-interpreter,zeppelin-zengine,zeppelin-server,zeppelin-display,spark-dependencies,spark -Dtest=org.apache.zeppelin.rest.*Test,org.apache.zeppelin.spark* -DfailIfNoTests=false"
+    #- jdk: "oraclejdk7"
+    #  env: SCALA_VER="2.10" SPARK_VER="1.3.1" HADOOP_VER="2.3" PROFILE="-Pspark-1.3 -Phadoop-2.3 -Ppyspark" BUILD_FLAG="package -DskipTests" TEST_FLAG="verify" TEST_PROJECTS="-pl zeppelin-interpreter,zeppelin-zengine,zeppelin-server,zeppelin-display,spark-dependencies,spark -Dtest=org.apache.zeppelin.rest.*Test,org.apache.zeppelin.spark* -DfailIfNoTests=false"
 
     # Test spark module for 1.2.2
-    - jdk: "oraclejdk7"
-      env: SCALA_VER="2.10" SPARK_VER="1.2.2" HADOOP_VER="2.3" PROFILE="-Pspark-1.2 -Phadoop-2.3 -Ppyspark" BUILD_FLAG="package -DskipTests" TEST_FLAG="verify" TEST_PROJECTS="-pl zeppelin-interpreter,zeppelin-zengine,zeppelin-server,zeppelin-display,spark-dependencies,spark -Dtest=org.apache.zeppelin.rest.*Test,org.apache.zeppelin.spark* -DfailIfNoTests=false"
+    #- jdk: "oraclejdk7"
+    #  env: SCALA_VER="2.10" SPARK_VER="1.2.2" HADOOP_VER="2.3" PROFILE="-Pspark-1.2 -Phadoop-2.3 -Ppyspark" BUILD_FLAG="package -DskipTests" TEST_FLAG="verify" TEST_PROJECTS="-pl zeppelin-interpreter,zeppelin-zengine,zeppelin-server,zeppelin-display,spark-dependencies,spark -Dtest=org.apache.zeppelin.rest.*Test,org.apache.zeppelin.spark* -DfailIfNoTests=false"
 
     # Test spark module for 1.1.1
-    - jdk: "oraclejdk7"
-      env: SCALA_VER="2.10" SPARK_VER="1.1.1" HADOOP_VER="2.3" PROFILE="-Pspark-1.1 -Phadoop-2.3 -Ppyspark" BUILD_FLAG="package -DskipTests" TEST_FLAG="verify" TEST_PROJECTS="-pl zeppelin-interpreter,zeppelin-zengine,zeppelin-server,zeppelin-display,spark-dependencies,spark -Dtest=org.apache.zeppelin.rest.*Test,org.apache.zeppelin.spark* -DfailIfNoTests=false"
+    #- jdk: "oraclejdk7"
+    #  env: SCALA_VER="2.10" SPARK_VER="1.1.1" HADOOP_VER="2.3" PROFILE="-Pspark-1.1 -Phadoop-2.3 -Ppyspark" BUILD_FLAG="package -DskipTests" TEST_FLAG="verify" TEST_PROJECTS="-pl zeppelin-interpreter,zeppelin-zengine,zeppelin-server,zeppelin-display,spark-dependencies,spark -Dtest=org.apache.zeppelin.rest.*Test,org.apache.zeppelin.spark* -DfailIfNoTests=false"
 
     # Test selenium with spark module for 1.6.1
-    - jdk: "oraclejdk7"
-      env: TEST_SELENIUM="true" SCALA_VER="2.10" SPARK_VER="1.6.1" HADOOP_VER="2.3" PROFILE="-Pspark-1.6 -Phadoop-2.3 -Ppyspark -Pexamples" BUILD_FLAG="package -DskipTests" TEST_FLAG="verify" TEST_PROJECTS="-pl zeppelin-interpreter,zeppelin-zengine,zeppelin-server,zeppelin-display,spark-dependencies,spark -Dtest=org.apache.zeppelin.AbstractFunctionalSuite -DfailIfNoTests=false"
+    #- jdk: "oraclejdk7"
+    #  env: TEST_SELENIUM="true" SCALA_VER="2.10" SPARK_VER="1.6.1" HADOOP_VER="2.3" PROFILE="-Pspark-1.6 -Phadoop-2.3 -Ppyspark -Pexamples" BUILD_FLAG="package -DskipTests" TEST_FLAG="verify" TEST_PROJECTS="-pl zeppelin-interpreter,zeppelin-zengine,zeppelin-server,zeppelin-display,spark-dependencies,spark -Dtest=org.apache.zeppelin.AbstractFunctionalSuite -DfailIfNoTests=false"
 
 before_install:
   - "ls -la .spark-dist ${HOME}/.m2/repository/.cache/maven-download-plugin"
diff --git a/spark/src/main/java/org/apache/zeppelin/spark/Utils.java b/spark/src/main/java/org/apache/zeppelin/spark/Utils.java
index 328fa199ca6..19a9156e2d2 100644
--- a/spark/src/main/java/org/apache/zeppelin/spark/Utils.java
+++ b/spark/src/main/java/org/apache/zeppelin/spark/Utils.java
@@ -93,8 +93,10 @@ static boolean isScala2_11() {
   static boolean isSpark2() {
     try {
       Utils.class.forName("org.apache.spark.sql.SparkSession");
+      logger.debug("isSpark2: true");
       return true;
     } catch (ClassNotFoundException e) {
+      logger.debug("isSpark2: false");
       return false;
     }
   }
diff --git a/spark/src/test/resources/log4j.properties b/spark/src/test/resources/log4j.properties
new file mode 100644
index 00000000000..d8913e6dce1
--- /dev/null
+++ b/spark/src/test/resources/log4j.properties
@@ -0,0 +1,22 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License.  You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+log4j.rootLogger = DEBUG, stdout
+
+log4j.appender.stdout = org.apache.log4j.ConsoleAppender
+log4j.appender.stdout.layout = org.apache.log4j.PatternLayout
+log4j.appender.stdout.layout.ConversionPattern=%5p [%d] ({%t} %F[%M]:%L) - %m%n