diff --git a/fhem/CHANGED b/fhem/CHANGED
index e33accc25..445c246b9 100644
--- a/fhem/CHANGED
+++ b/fhem/CHANGED
@@ -1,5 +1,6 @@
 # Add changes at the top of the list. Keep it in ASCII, and 80-char wide.
 # Do not insert empty lines here, update check depends on it.
+ - bugfix:  72_TA_CMI_JSON: skipping invalid JSON
  - feature: 50_Signalbot: text formatting and emoticons via unicode
  - feature: 70_ESCVP21net.pm: toggle, TW7400, new Readings
  - new:     lib/FHEM/Text/Unicode: apply text styles in Unicode
diff --git a/fhem/FHEM/72_TA_CMI_JSON.pm b/fhem/FHEM/72_TA_CMI_JSON.pm
index f5c7b2d76..5863384b9 100755
--- a/fhem/FHEM/72_TA_CMI_JSON.pm
+++ b/fhem/FHEM/72_TA_CMI_JSON.pm
@@ -271,6 +271,16 @@ sub ParseHttpResponse($$$) {
       readingsEndUpdate($hash, 1);      
   } elsif($data ne "") {
     my $keyValues = json2nameValue($data);
+    my $j2nvErr = $keyValues->{json2nameValueErrorText};
+    if (defined $j2nvErr) {
+      Log3 $name, 1, "TA_CMI_JSON ($name) - JSON problem: $j2nvErr. Skipping. Can be ignored if not occurring too often.";
+      readingsBeginUpdate($hash);
+      readingsBulkUpdate($hash, 'state', 'ERROR', 0);
+      readingsBulkUpdate($hash, 'error', $j2nvErr, 0);
+      readingsEndUpdate($hash, 1);      
+
+      return undef;
+    }
 
     my $canDevice = extractDeviceName($keyValues->{Header_Device});
     $hash->{CAN_DEVICE} = $canDevice;