diff --git a/video_prediction_tools/env_setup/generate_runscript.py b/video_prediction_tools/env_setup/generate_runscript.py
index a342ccbb917f0380ea8b89533787d1ad917496c9..3b541fccc9abe532e3be2029a024603d6128e5c5 100755
--- a/video_prediction_tools/env_setup/generate_runscript.py
+++ b/video_prediction_tools/env_setup/generate_runscript.py
@@ -80,7 +80,7 @@ def main():
 
     # get workflow step by keyboard interaction
     target_runscript_req = "Please enter the name of the workflow step for which a runscript should be created:"
-    target_runscript_err = ValueError("Workflow step is unknown. Please select one of the known listed above")
+    target_runscript_err = ValueError("Please select one of the known listed above.")
 
     def check_target_runscript(runscript_name, silent=False):
         if not runscript_name in known_wrkflw_steps:
diff --git a/video_prediction_tools/utils/runscript_generator/config_utils.py b/video_prediction_tools/utils/runscript_generator/config_utils.py
index 0624ceed4bdce9df30bf4cc0277d3f53af621bed..27e8f155f7fa40e4863ff3fe3500ac0093213033 100755
--- a/video_prediction_tools/utils/runscript_generator/config_utils.py
+++ b/video_prediction_tools/utils/runscript_generator/config_utils.py
@@ -267,6 +267,7 @@ class Config_runscript_base:
         :param console_str: Request printed to the console
         :param check_input: function returning boolean which needs to be passed by input from keyboard interaction.
                             Must have two arguments with the latter being an optional bool called silent.
+        :param err: Error to be raised in case of failure
         :param ntries: maximum number of tries (default: 1)
         :param test_arg: test argument to check_input-function (default: "xxx")
         :param prefix2arg: optional prefix that might be added to string from keyboard-interaction before it enters
@@ -289,9 +290,9 @@ class Config_runscript_base:
                     pass
             except:
                 raise Exception("%{0}: Cannot approve check_input-argument to be proper.".format(method_name))
-        if not isinstance(err,BaseException):
-            raise ValueError("%{0}: err_str-argument must be an instance of BaseException!".format(method_name))
-        if not isinstance(ntries,int) and ntries <= 1:
+        if not isinstance(err, BaseException):
+            raise ValueError("%{0}: err-argument must be an instance of BaseException!".format(method_name))
+        if not isinstance(ntries, int) and ntries <= 1:
             raise ValueError("%{0}: ntries-argument must be an integer greater equal 1!".format(method_name))
 
         attempt = 0