Index: trunk/FACT++/src/sqmctrl.cc
===================================================================
--- trunk/FACT++/src/sqmctrl.cc	(revision 17940)
+++ trunk/FACT++/src/sqmctrl.cc	(revision 17941)
@@ -90,5 +90,5 @@
 
             if (vec[0]!="r")
-                throw runtime_error("Not a proper answer["+to_string(vec[0].size())+"]: "+vec[0]);
+                throw runtime_error("Not a proper answer");
 
             SQM::Data data;
@@ -143,4 +143,5 @@
             // For example: Here we could schedule a new accept if we
             // would not want to allow two connections at the same time.
+            fValid = false;
             PostClose(true);
             return;
@@ -281,9 +282,9 @@
         fDim("SQM_CONTROL/DATA", "F:1;I:1;I:1;F:1;F:1",
              "Data received from sky quality meter"
-             "|mag[mag/arcsec^2]:Magnitude (0 means upper brightness limit)"
-             "|freq[Hz]:Frequency of sensor"
-             "|counts:Period of sensor (counts occur at 14.7456MHz/32)"
-             "|period[s]:Period of sensor"
-             "|temp[deg C]:Sensor temperature in deg C")
+             "|Mag[mag/arcsec^2]:Magnitude (0 means upper brightness limit)"
+             "|Freq[Hz]:Frequency of sensor"
+             "|Counts:Period of sensor (counts occur at 14.7456MHz/32)"
+             "|Period[s]:Period of sensor"
+             "|Temp[deg C]:Sensor temperature in deg C")
     {
     }