diff --git a/src/processor/processor_motion.cpp b/src/processor/processor_motion.cpp
index c26e311f3a32574e2f87cfc47c558c39bd56f006..f78fea1a5e72bba4d1f3be5f519a454e7bf53dfd 100644
--- a/src/processor/processor_motion.cpp
+++ b/src/processor/processor_motion.cpp
@@ -388,7 +388,10 @@ VectorComposite ProcessorMotion::getState() const
 
     if (last_ptr_ == nullptr or last_ptr_->getFrame() == nullptr) // We do not have any info of where to find a valid state
                                                                   // Further checking here for origin_ptr is redundant: if last=null, then origin=null too.
+    {
+        WOLF_ERROR("Processor has no state. Returning an empty VectorComposite with no blocks");
         return VectorComposite(); // return empty state
+    }
 
 
     // From here on, we do have info to compute a valid state
@@ -461,7 +464,10 @@ VectorComposite ProcessorMotion::getState(const TimeStamp& _ts) const
     CaptureMotionPtr capture_motion = findCaptureContainingTimeStamp(_ts);
 
     if (capture_motion == nullptr) // we do not have any info of where to find a valid state
-        return VectorComposite();  // return empty state
+    {
+        WOLF_ERROR("Processor has no state. Returning an empty VectorComposite with no blocks");
+        return VectorComposite(); // return empty state
+    }
 
 
     else // We found a CaptureMotion whose buffer contains the time stamp
@@ -717,7 +723,6 @@ CaptureMotionPtr ProcessorMotion::findCaptureContainingTimeStamp(const TimeStamp
         {
             // Rule 1 satisfied! We found a Capture belonging to this processor's Sensor ==> it is a CaptureMotion
             capture_motion = std::static_pointer_cast<CaptureMotion>(capture);
-//            if (_ts < frame->getTimeStamp() and !capture_motion->getBuffer().empty() and _ts >= capture_motion->getBuffer().front().ts_)
 
             if (capture_motion->containsTimeStamp(_ts, params_->time_tolerance))
             {
@@ -808,6 +813,12 @@ bool ProcessorMotion::storeCapture(CaptureBasePtr _cap_ptr)
 
 TimeStamp ProcessorMotion::getTimeStamp ( ) const
 {
+    if (not last_ptr_)
+    {
+        WOLF_ERROR("Processor has no time stamp. Returning a non-valid timestamp equal to 0");
+        return TimeStamp(0);
+    }
+
     if (getBuffer().empty())
         return last_ptr_->getTimeStamp();