diff --git a/README.md b/README.md
index fc93960..83b3527 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,5 @@
 
-[//]: # (Generated 2020-05-16T18:52:43.880845. Changes belong into template/documentation/readme.template)
+[//]: # (Generated 2020-05-17T23:16:59.789529. Changes belong into template/documentation/readme.template)
 
 #Argodejo
 Program version 0.1
diff --git a/documentation/build.py b/documentation/build.py
index c8b5d4b..399e271 100644
--- a/documentation/build.py
+++ b/documentation/build.py
@@ -120,6 +120,9 @@ with open ("manpageinclude.h2m", "w") as w:
 command = f"help2man ../{METADATA['shortName']} --no-info --include manpageinclude.h2m > {METADATA['shortName']}.1"
 subprocess.run(command, capture_output=True, text=True, shell=True)
 
+#help2man for the much simpler nsm-data
+commandNsmDataMNan = "help2man ../tools/nsm-data --no-info > nsm-data.1"
+subprocess.run(commandNsmDataMNan, capture_output=True, text=True, shell=True)
 
 print ("Built. You still need to run")
 print ("sh build-documentation.sh")
diff --git a/documentation/nsm-data.1 b/documentation/nsm-data.1
new file mode 100644
index 0000000..7cc65df
--- /dev/null
+++ b/documentation/nsm-data.1
@@ -0,0 +1,15 @@
+.\" DO NOT MODIFY THIS FILE!  It was generated by help2man 1.47.15.
+.TH NSM-DATA "1" "May 2020" "nsm-data 1.0" "User Commands"
+.SH NAME
+nsm-data \- manual page for nsm-data 1.0
+.SH DESCRIPTION
+usage: nsm\-data [\-h] [\-v]
+.PP
+nsm\-data is a module for Argodejo. It only communicates over OSC in an NSMSession and has no standalone functionality.
+.SS "optional arguments:"
+.TP
+\fB\-h\fR, \fB\-\-help\fR
+show this help message and exit
+.TP
+\fB\-v\fR, \fB\-\-version\fR
+show program's version number and exit
diff --git a/documentation/out/english.html b/documentation/out/english.html
index 0111f28..ea245ff 100644
--- a/documentation/out/english.html
+++ b/documentation/out/english.html
@@ -1241,7 +1241,7 @@ The easiest way is to contact the developers and they will setup the new languag
 </div>
 <div id="footer">
 <div id="footer-text">
-Last updated 2020-05-16 18:52:43 +0200
+Last updated 2020-05-17 23:16:59 +0200
 </div>
 </div>
 </body>
diff --git a/documentation/out/german.html b/documentation/out/german.html
index f3e1c8b..e72810c 100644
--- a/documentation/out/german.html
+++ b/documentation/out/german.html
@@ -1247,7 +1247,7 @@ Ansonsten starten Sie argodejo mit diesem Befehl, Sprachcode ändern, vom Termin
 </div>
 <div id="footer">
 <div id="footer-text">
-Last updated 2020-05-16 18:52:43 +0200
+Last updated 2020-05-17 23:16:59 +0200
 </div>
 </div>
 </body>
diff --git a/tools/nsm-data b/tools/nsm-data
index 2eb9cd8..e56ac86 100755
--- a/tools/nsm-data
+++ b/tools/nsm-data
@@ -22,16 +22,23 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 import logging; logger = logging.getLogger("nsm-data"); logger.info("import")
 
+URL="https://www.laborejo.org/argodejo/nsm-data"
+HARD_LIMIT = 512 # no single message longer than this
+VERSION= 1.0
+
+#In case the user tries to run this standalone.
+import argparse
+parser = argparse.ArgumentParser(description="nsm-data is a module for Argodejo. It only communicates over OSC in an NSM-Session and has no standalone functionality.")
+parser.add_argument("-v", "--version", action='version', version=str(VERSION))
+args = parser.parse_args()
+
 import json
 import pathlib
 from time import sleep
 from sys import exit as sysexit
 
 from nsmclient import NSMClient
-
-URL="https://www.laborejo.org/argodejo/nsm-data"
-VERSION= 1.0
-HARD_LIMIT = 512 # no single message longer than this
+from nsmclient import NSMNotRunningError
 
 def chunkstring(string):
     return [string[0+i:HARD_LIMIT+i] for i in range(0, len(string), HARD_LIMIT)]
@@ -289,4 +296,7 @@ class DataClient(object):
 
 if __name__ == '__main__':
     """Creating an instance starts the client and does not return"""
-    DataClient()
+    try:
+        DataClient()
+    except NSMNotRunningError:
+        parser.print_help()