Py4JJavaError                             Traceback (most recent call last)
<ipython-input-10-2defab1ef68c> in <module>
      1 # train model
----> 2 model = classifier.fit(trainPool, [evalPool])

<some_path>/ai.catboost_catboost-spark_2.4_2.11-0.26.1.jar/catboost_spark/core.py in fit(self, trainDataset, evalDatasets)
   4987                 evalDatasetsAsJavaObject[i] = _py2java(sc, evalDatasets[i])
   4988             self._transfer_params_to_java()
-> 4989             java_model = self._java_obj.fit(_py2java(sc, trainDataset), evalDatasetsAsJavaObject)
   4990             return CatBoostClassificationModel(java_model)
   4991 

<some_path>/spark/2/4/3/python/py4j/java_gateway.py in __call__(self, *args)
   1255         answer = self.gateway_client.send_command(command)
   1256         return_value = get_return_value(
-> 1257             answer, self.gateway_client, self.target_id, self.name)
   1258 
   1259         for temp_arg in temp_args:

<some_path>/spark/2/4/3/python/pyspark/sql/utils.py in deco(*a, **kw)
     61     def deco(*a, **kw):
     62         try:
---> 63             return f(*a, **kw)
     64         except py4j.protocol.Py4JJavaError as e:
     65             s = e.java_exception.toString()

<some_path>/spark/2/4/3/python/py4j/protocol.py in get_return_value(answer, gateway_client, target_id, name)
    326                 raise Py4JJavaError(
    327                     "An error occurred while calling {0}{1}{2}.\n".
--> 328                     format(target_id, ".", name), value)
    329             else:
    330                 raise Py4JError(

Py4JJavaError: An error occurred while calling o142.fit.
: java.lang.RuntimeException: Error while executing master
	at ai.catboost.spark.impl.Helpers$.checkOneFutureAndWaitForOther(Helpers.scala:30)
	at ai.catboost.spark.CatBoostPredictorTrait$class.fit(CatBoostPredictor.scala:208)
	at ai.catboost.spark.CatBoostClassifier.fit(CatBoostClassifier.scala:362)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:566)
	at py4j.reflection.MethodInvoker.invoke(MethodInvoker.java:244)
	at py4j.reflection.ReflectionEngine.invoke(ReflectionEngine.java:357)
	at py4j.Gateway.invoke(Gateway.java:282)
	at py4j.commands.AbstractCommand.invokeMethod(AbstractCommand.java:132)
	at py4j.commands.CallCommand.execute(CallCommand.java:79)
	at py4j.GatewayConnection.run(GatewayConnection.java:238)
	at java.base/java.lang.Thread.run(Thread.java:834)
Caused by: java.util.concurrent.ExecutionException: java.io.IOException: Cannot run program "<some_path>/java": error=7, Argument list too long
	at java.base/java.util.concurrent.FutureTask.report(FutureTask.java:122)
	at java.base/java.util.concurrent.FutureTask.get(FutureTask.java:191)
	at ai.catboost.spark.impl.Helpers$.checkOneFutureAndWaitForOther(Helpers.scala:26)
	... 13 more
Caused by: java.io.IOException: Cannot run program "<some_path>/java": error=7, Argument list too long
	at java.base/java.lang.ProcessBuilder.start(ProcessBuilder.java:1128)
	at java.base/java.lang.ProcessBuilder.start(ProcessBuilder.java:1071)
	at ai.catboost.spark.impl.RunClassInNewProcess$.apply(RunClassInNewProcess.scala:70)
	at ai.catboost.spark.impl.CatBoostMasterWrapper.trainCallback(Master.scala:170)
	at ai.catboost.spark.CatBoostPredictorTrait$$anonfun$4.apply(CatBoostPredictor.scala:178)
	at ai.catboost.spark.CatBoostPredictorTrait$$anonfun$4.apply(CatBoostPredictor.scala:178)
	at ai.catboost.spark.TrainingDriver.run(TrainingDriver.scala:221)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
	... 1 more
Caused by: java.io.IOException: error=7, Argument list too long
	at java.base/java.lang.ProcessImpl.forkAndExec(Native Method)
	at java.base/java.lang.ProcessImpl.<init>(ProcessImpl.java:340)
	at java.base/java.lang.ProcessImpl.start(ProcessImpl.java:271)
	at java.base/java.lang.ProcessBuilder.start(ProcessBuilder.java:1107)
	... 13 more