diff --git a/autoPyLoT.py b/autoPyLoT.py
index f9079aac..e24500fe 100755
--- a/autoPyLoT.py
+++ b/autoPyLoT.py
@@ -7,6 +7,7 @@ import argparse
 import datetime
 import glob
 import os
+import traceback
 
 import pylot.core.loc.focmec as focmec
 import pylot.core.loc.hash as hash
@@ -283,7 +284,11 @@ def autoPyLoT(input_dict=None, parameter=None, inputfile=None, fnames=None, even
             corr_dat = None
             if metadata:
                 # rotate stations to ZNE
-                wfdat = check4rotated(wfdat, metadata)
+                try:
+                    wfdat = check4rotated(wfdat, metadata)
+                except Exception as e:
+                    print('Could not rotate station {} to ZNE:\n{}'.format(wfdat[0].stats.station,
+                                                                           traceback.format_exc()))
                 if locflag:
                     print("Restitute data ...")
                     corr_dat = restitute_data(wfdat.copy(), metadata, ncores=ncores)
diff --git a/pylot/core/pick/autopick.py b/pylot/core/pick/autopick.py
index e843b7a8..b25b38bf 100644
--- a/pylot/core/pick/autopick.py
+++ b/pylot/core/pick/autopick.py
@@ -137,8 +137,8 @@ def call_autopickstation(input_tuple):
         return autopickstation(wfstream, pickparam, verbose, fig_dict=fig_dict, iplot=iplot, metadata=metadata,
                                origin=origin)
     except Exception as e:
-        traceback.print_exc()
-        return traceback.format_exc(), wfstream[0].stats.station
+        tbe = traceback.format_exc()
+        return tbe, wfstream[0].stats.station
 
 
 def autopickstation(wfstream, pickparam, verbose=False,
@@ -254,19 +254,22 @@ def autopickstation(wfstream, pickparam, verbose=False,
     # split components
     zdat = wfstream.select(component="Z")
     if len(zdat) == 0:  # check for other components
+        print('HIT: 3')
         zdat = wfstream.select(component="3")
     edat = wfstream.select(component="E")
     if len(edat) == 0:  # check for other components
         edat = wfstream.select(component="2")
+        print('HIT: 2')
     ndat = wfstream.select(component="N")
     if len(ndat) == 0:  # check for other components
         ndat = wfstream.select(component="1")
+        print('HIT: 1')
 
     picks = {}
-    station = zdat[0].stats.station
+    station = wfstream[0].stats.station
 
     if not zdat:
-        print('No z-component found for station {}. STOP'.format(wfstream[0].stats.station))
+        print('No z-component found for station {}. STOP'.format(station))
         return picks, station
 
     if algoP == 'HOS' or algoP == 'ARZ' and zdat is not None:
diff --git a/pylot/core/pick/picker.py b/pylot/core/pick/picker.py
index bb6d5efa..f13e0d65 100644
--- a/pylot/core/pick/picker.py
+++ b/pylot/core/pick/picker.py
@@ -279,7 +279,7 @@ class AICPicker(AutoPicker):
             try:
                 imaxs, = argrelmax(dataslope)
                 imax = imaxs[0]
-            except ValueError as e:
+            except (ValueError, IndexError) as e:
                 print(e, 'picker: argrelmax not working!')
                 imax = np.argmax(dataslope)
             iislope = islope[0][0:imax + 1]
diff --git a/pylot/core/pick/utils.py b/pylot/core/pick/utils.py
index e3e311c6..744cd358 100644
--- a/pylot/core/pick/utils.py
+++ b/pylot/core/pick/utils.py
@@ -606,14 +606,18 @@ def wadaticheck(pickdic, dttolerance, iplot=0, fig_dict=None):
     ibad = 0
 
     for key in list(pickdic.keys()):
-        if pickdic[key]['P']['weight'] < 4 and pickdic[key]['S']['weight'] < 4:
+        ppick = pickdic[key].get('P')
+        spick = pickdic[key].get('S')
+        if not ppick or not spick:
+            continue
+        if ppick['weight'] < 4 and spick['weight'] < 4:
             # calculate S-P time
-            spt = pickdic[key]['S']['mpp'] - pickdic[key]['P']['mpp']
+            spt = spick['mpp'] - ppick['mpp']
             # add S-P time to dictionary
             pickdic[key]['SPt'] = spt
             # add P onsets and corresponding S-P times to list
-            UTCPpick = UTCDateTime(pickdic[key]['P']['mpp'])
-            UTCSpick = UTCDateTime(pickdic[key]['S']['mpp'])
+            UTCPpick = UTCDateTime(ppick['mpp'])
+            UTCSpick = UTCDateTime(spick['mpp'])
             Ppicks.append(UTCPpick.timestamp)
             Spicks.append(UTCSpick.timestamp)
             SPtimes.append(spt)
@@ -870,9 +874,12 @@ def checkPonsets(pickdic, dttolerance, jackfactor=5, iplot=0, fig_dict=None):
     Ppicks = []
     stations = []
     for station in pickdic:
-        if pickdic[station]['P']['weight'] < 4:
+        pick = pickdic[station].get('P')
+        if not pick:
+            continue
+        if pick['weight'] < 4:
             # add P onsets to list
-            UTCPpick = UTCDateTime(pickdic[station]['P']['mpp'])
+            UTCPpick = UTCDateTime(pick['mpp'])
             Ppicks.append(UTCPpick.timestamp)
             stations.append(station)
 
diff --git a/pylot/core/util/utils.py b/pylot/core/util/utils.py
index b751690c..abf10921 100644
--- a/pylot/core/util/utils.py
+++ b/pylot/core/util/utils.py
@@ -975,6 +975,9 @@ def check4rotated(data, metadata=None, verbosity=1):
             except (KeyError, TypeError) as e:
                 print('Failed to rotate trace {}, no azimuth or dip available in metadata'.format(trace_id))
                 return wfstream
+            if len(wfstream) < 3:
+                print('Failed to rotate Stream {}, not enough components available.'.format(wfstream))
+                return wfstream
             # to rotate all traces must have same length, so trim them
             wfstream = trim_station_components(wfstream, trim_start=True, trim_end=True)
             z, n, e = rotate2zne(wfstream[0], azimuts[0], dips[0],