diff --git a/anabatic/src/AnabaticEngine.cpp b/anabatic/src/AnabaticEngine.cpp
index d39e8d44..b5f8cb9a 100644
--- a/anabatic/src/AnabaticEngine.cpp
+++ b/anabatic/src/AnabaticEngine.cpp
@@ -251,7 +251,14 @@ namespace Anabatic {
        or (source.getY() >  gcellsArea.getYMax())
        or (target.getX() <= gcellsArea.getXMin())
        or (target.getY() <= gcellsArea.getYMin()) ) {
-      cerr << Error( "RawGCellsUnder::commonCtor(): Area is completly outside the GCells area (ignored)."
+      cerr << Error( "RawGCellsUnder::commonCtor(): Area is completly outside the GCells area (ignored).\n"
+                     "        * GCells area: %s\n" 
+                     "        * Obstacle area: [%s %s %s %s]" 
+                   , getString(gcellsArea).c_str()
+                   , DbU::getValueString(source.getX()).c_str()
+                   , DbU::getValueString(source.getY()).c_str()
+                   , DbU::getValueString(target.getX()).c_str()
+                   , DbU::getValueString(target.getY()).c_str()
                    ) << endl;
       cdebug_tabw(112,-1);
       DebugSession::close();
diff --git a/anabatic/src/PreRouteds.cpp b/anabatic/src/PreRouteds.cpp
index 5ad99896..f5dd15ad 100644
--- a/anabatic/src/PreRouteds.cpp
+++ b/anabatic/src/PreRouteds.cpp
@@ -83,6 +83,7 @@ namespace Anabatic {
       if (net->getType() == Net::Type::GROUND) continue;
     // Don't skip the clock.
 
+      vector<Pin*>      pins;
       vector<Segment*>  segments;
       vector<Contact*>  contacts;
 
@@ -92,7 +93,11 @@ namespace Anabatic {
       size_t rpCount              = 0;
 
       for( Component* component : net->getComponents() ) {
-        if (dynamic_cast<Pin *>(component)) continue;
+        Pin* pin = dynamic_cast<Pin *>( component );
+        if (pin) {
+          pins.push_back( pin );
+          continue;
+        }
         if (dynamic_cast<Plug*>(component)) continue;
 
         const RegularLayer* layer = dynamic_cast<const RegularLayer*>(component->getLayer());
@@ -139,36 +144,51 @@ namespace Anabatic {
                 isFixed = true;
             }
           } else {
-            Contact* contact = dynamic_cast<Contact*>(component);
-            if (contact) {
-              if (not ab.contains(contact->getCenter())) continue;
-
-              if (Session::isGLayer(component->getLayer())) {
-                isManualGlobalRouted = true;
-              } else {
-                isManualGlobalRouted = true;
-                contacts.push_back( contact );
-                if (  (contact->getWidth () != Session::getViaWidth(contact->getLayer()))
-                   or (contact->getHeight() != Session::getViaWidth(contact->getLayer()))
-                   or (contact->getLayer () == Session::getContactLayer(0)) )
-                  isFixed = true;
-              }
+            Pin* pin = dynamic_cast<Pin*>(component);
+            if (pin) {
+            //cerr << "| " << pin << endl;
+              if (not ab.intersect(pin->getBoundingBox())) continue;
+              pins.push_back( pin );
             } else {
-              RoutingPad* rp = dynamic_cast<RoutingPad*>(component);
-              if (rp) {
-                ++rpCount;
+              Contact* contact = dynamic_cast<Contact*>(component);
+              if (contact) {
+                if (not ab.contains(contact->getCenter())) continue;
+              
+                if (Session::isGLayer(component->getLayer())) {
+                  isManualGlobalRouted = true;
+                } else {
+                  isManualGlobalRouted = true;
+                  contacts.push_back( contact );
+                  if (  (contact->getWidth () != Session::getViaWidth(contact->getLayer()))
+                     or (contact->getHeight() != Session::getViaWidth(contact->getLayer()))
+                     or (contact->getLayer () == Session::getContactLayer(0)) )
+                    isFixed = true;
+                }
               } else {
-                // Plug* plug = dynamic_cast<Plug*>(component);
-                // if (plug) {
-                //   cerr << "buildPreRouteds(): " << plug << endl;
-                //   ++rpCount;
-                // }
+                RoutingPad* rp = dynamic_cast<RoutingPad*>(component);
+                if (rp) {
+                  ++rpCount;
+                } else {
+                  // Plug* plug = dynamic_cast<Plug*>(component);
+                  // if (plug) {
+                  //   cerr << "buildPreRouteds(): " << plug << endl;
+                  //   ++rpCount;
+                  // }
+                }
               }
             }
           }
         }
       }
 
+      // cerr << net << " deepNet:" << net->isDeepNet()
+      //      << " pins:" << pins.size() 
+      //      << " segments:" << segments.size() << endl;
+      if (not net->isDeepNet() and (pins.size() >= 1) and (segments.size() < 2)) {
+        ++toBeRouteds;
+        continue;
+      }
+
       if (   (not isFixed)
          and (not isManualGlobalRouted)
          and (not isManualDetailRouted)
@@ -213,6 +233,10 @@ namespace Anabatic {
             for ( auto segment : segments ) {
               AutoContact* source = Session::lookup( dynamic_cast<Contact*>( segment->getSource() ));
               AutoContact* target = Session::lookup( dynamic_cast<Contact*>( segment->getTarget() ));
+              if (not source or not target) {
+                cerr << Error( "Unable to protect %s", getString(segment).c_str() ) << endl;
+                continue;
+              }
               AutoSegment* autoSegment = AutoSegment::create( source, target, segment );
               autoSegment->setFlags( AutoSegment::SegUserDefined|AutoSegment::SegAxisSet );
             }
diff --git a/cumulus/src/plugins/alpha/chip/__init__.py b/cumulus/src/plugins/alpha/chip/__init__.py
index 86ec4223..810c6194 100644
--- a/cumulus/src/plugins/alpha/chip/__init__.py
+++ b/cumulus/src/plugins/alpha/chip/__init__.py
@@ -198,7 +198,7 @@ class CoreWire ( object ):
         if not isinstance(padLayer,BasicLayer):
             padLayer = padLayer.getBasicLayer()
         if self.side == West or self.side == East:
-            flags = OnHorizontalPitch
+            flags  = OnHorizontalPitch
             hPitch = self.conf.getPitch( self.symSegmentLayer )
             vPitch = self.conf.getPitch( self.padSegment.getLayer() )
             yCore  = self.conf.toCoronaPitchInChip( self.bbSegment.getCenter().getY(), self.symSegmentLayer )
@@ -221,7 +221,7 @@ class CoreWire ( object ):
                 xPadMax         = self.bbSegment.getXMax()
                 xContact        = self.corona.coreSymBb.getXMax() + self.offset * 2*vPitch
                 xPadMin         = xContact
-                xCore           = coronaAb.getXMax()
+                xCore           = coronaAb.getXMax() - vPitch
                 if not self.preferredDir:
                    #xPadMin -= self.bbSegment.getHeight()//2
                     xPadMin -= 3*vPitch
@@ -375,7 +375,7 @@ class CoreWire ( object ):
                 yPadMax         = self.bbSegment.getYMax()
                 yPadMin         = self.corona.coreSymBb.getYMax() + self.offset * 2*hPitch
                 yContact        = yPadMin
-                yCore           = coronaAb.getYMax()
+                yCore           = coronaAb.getYMax() - vPitch
                #if not self.preferredDir:
                #    yPadMin -= self.bbSegment.getWidth()//2
                #    yPadMin -= 3*hPitch