diff --git a/examples/produce_data_withOptional.ipynb b/examples/produce_data_withOptional.ipynb
index 4d8203b6b71fb4969fc423c714626451e87dc7f0..e80ef0ed4d7ac9ecbadff73cfb707b41d2e2f959 100644
--- a/examples/produce_data_withOptional.ipynb
+++ b/examples/produce_data_withOptional.ipynb
@@ -18,8 +18,12 @@
     "\n",
     "from toargridding.defaultLogging import toargridding_defaultLogging\n",
     "\n",
+    "#setup of logging\n",
     "logger = toargridding_defaultLogging()\n",
-    "logger.addShellLogger(logging.DEBUG)"
+    "logger.addShellLogger(logging.DEBUG)\n",
+    "logger.logExceptions()\n",
+    "logger.addRotatingLogFile_scriptName(__file__)\n",
+    "#logger.addSysLogger(logging.DEBUG)"
    ]
   },
   {
@@ -52,10 +56,12 @@
     "for year in range(0,19):\n",
     "    valid_data = Config(\n",
     "        grid,\n",
-    "        TimeSample( start=dt(2000+year,1,1), end=dt(2000+year,12,31), sampling=\"daily\"),#possibly adopt range:-)\n",
+    "        #TimeSample( start=dt(2000+year,1,1), end=dt(2000+year,12,31), sampling=\"daily\"),#possibly adopt range:-)\n",
+    "        TimeSample( start=dt(2000+year,1,1), end=dt(2000+year,12,31), sampling=\"monthly\"),#possibly adopt range:-)\n",
     "        [\"mole_fraction_of_ozone_in_air\"],#variable name\n",
     "        #[ \"mean\", \"dma8epax\"],# will start one request after another other...\n",
-    "        [ \"dma8epa_strict\" ],\n",
+    "        #[ \"dma8epa_strict\" ],\n",
+    "        [ \"mean\" ],\n",
     "        details4Query\n",
     "    )\n",
     "    \n",
diff --git a/tests/conversionOfTimestamps.py b/tests/conversionOfTimestamps.py
index 40131a87a80940df56992eda00ce55138c6bb27f..f6a03aaf51f2f95d57bea237f4b759000b402304 100644
--- a/tests/conversionOfTimestamps.py
+++ b/tests/conversionOfTimestamps.py
@@ -14,7 +14,7 @@ from toargridding.defaultLogging import toargridding_defaultLogging
 logger = toargridding_defaultLogging()
 logger.addShellLogger(logging.DEBUG)
 logger.logExceptions()
-logger.addRotatingLogFile_scriptName(__file__)
+#logger.addRotatingLogFile_scriptName(__file__)
 #logger.addSysLogger(logging.DEBUG)
 
 #raise RuntimeError("For testing purposes")