Properties p = new Properties();
p.putAll(SparkInterpreterTest.getSparkTestProperties(tmpDir));
p.setProperty("zeppelin.spark.maxResult", "1000");
p.setProperty("zeppelin.spark.concurrentSQL", "false");
p.setProperty("zeppelin.spark.sql.stacktrace", "false");
<BUG>if (repl == null) {
if (SparkInterpreterTest.repl == null) {</BUG>
repl = new SparkInterpreter(p);
intpGroup = new InterpreterGroup();
repl.setInterpreterGroup(intpGroup);

Properties p = new Properties();
p.putAll(SparkInterpreterTest.getSparkTestProperties(tmpDir));
p.setProperty("zeppelin.spark.maxResult", "1000");
p.setProperty("zeppelin.spark.concurrentSQL", "false");
p.setProperty("zeppelin.spark.sql.stacktrace", "false");
repl = new SparkInterpreter(p);
intpGroup = new InterpreterGroup();
repl.setInterpreterGroup(intpGroup);
