diff --git a/cloudslang-runtime/src/main/java/io/cloudslang/lang/runtime/bindings/scripts/ScriptEvaluator.java b/cloudslang-runtime/src/main/java/io/cloudslang/lang/runtime/bindings/scripts/ScriptEvaluator.java
index c68e374f6c..929c77057b 100644
--- a/cloudslang-runtime/src/main/java/io/cloudslang/lang/runtime/bindings/scripts/ScriptEvaluator.java
+++ b/cloudslang-runtime/src/main/java/io/cloudslang/lang/runtime/bindings/scripts/ScriptEvaluator.java
@@ -152,7 +152,9 @@ private Value doEvaluateExpressionPythonExecutor(String expr,
             result = pythonExecutorService.eval(
                     buildAddFunctionsScriptForExternalPython(functionDependencies), expr, pythonContext);
         } catch (ExternalPythonScriptException exception) {
-            logger.error("Could not evaluate expressions on python executor, retrying with python");
+            if (logger.isDebugEnabled()) {
+                logger.warn("Could not evaluate expressions on python executor, retrying with python");
+            }
             result = pythonRuntimeService.eval(
                     buildAddFunctionsScriptForExternalPython(functionDependencies), expr, pythonContext);
         }