diff --git a/iotclient/iot_client.py b/iotclient/iot_client.py
index a6a9035..2c00154 100644
--- a/iotclient/iot_client.py
+++ b/iotclient/iot_client.py
@@ -238,12 +238,15 @@ testscriptData=[]
 
 def test_script(argv):
     try:
+        testscriptData.append(False)
+        testscriptData.append(0)
         opts, args=getopt.getopt(argv,"t")
     except getopt.GetoptError:
         print("Error by starting test script")
         sys.exit(2)
     for opt, arg in opts:
         if opt == '-t':
+            testscriptData.clear()
             testscriptData.append(True)
             testCommands.append("deleteall")
             #testCommands.append("fetchall")
@@ -254,7 +257,7 @@ def test_script(argv):
             testscriptData.append(len(testCommands))
         else:
             testscriptData.append(False)
-
+            testscriptData.append(0)
 
 
 # main input loop
@@ -269,8 +272,8 @@ while (command.lower() not in ["exit", "quit", "end"]):
             i+=1
         else:
             command = input("Please enter command: ")
-    except:
-        print()
+    except Exception as ex:
+        print(ex)
         print("Error while reading keyboard input")
         break
     command_split = command.split(" ")