diff --git a/etc/services/kpp.yaml b/etc/services/kpp.yaml
index f0a37eac5f..edc415b654 100644
--- a/etc/services/kpp.yaml
+++ b/etc/services/kpp.yaml
@@ -1,10 +1,16 @@
-io-services:
-  reader:
-    class: org.jlab.io.clara.Clas12Reader
-    name: Clas12Reader
-  writer:
-    class: org.jlab.io.clara.Clas12Writer
-    name: Clas12Writer
+configuration:
+  services:
+    MAGFIELDS:
+      magfieldSolenoidMap: Symm_solenoid_r601_phi1_z1201_13June2018.dat
+      magfieldTorusMap: Symm_torus_r2501_phi16_z251_24Apr2018.dat
+    DCCR:
+      dcT2DFunc: "Exponential"
+      rawBankGroup: "NODENOISE"
+    DCHB:
+      dcT2DFunc: "Exponential"
+    DCTB:
+      dcT2DFunc: "Exponential"
+
 services:
   - class: org.jlab.clas.reco.DecoderEngine
     name: DECO
@@ -23,15 +29,9 @@ services:
 # DC clustering: nominal algoritm, filled the cluster bank for ai and conventional tracking
   - class: org.jlab.service.dc.DCHBClustering
     name: DCCR
-# This is where the AI plugin would go.  THe AI code reads the HB clusters.  
-  - class: org.jlab.service.mltn.MLTDEngine
-    name: MLTD
 # DC using clustering: regular HB tracking
   - class: org.jlab.service.dc.DCHBPostClusterConv
     name: DCHB
-# DC using clustering on AI hits: NN assisted HB tracking
-  - class: org.jlab.service.dc.DCHBPostClusterAI
-    name: DCHAI
   - class: org.jlab.service.ftof.FTOFHBEngine
     name: FTOFHB
   - class: org.jlab.service.ec.ECEngine
@@ -50,14 +50,9 @@ services:
     name: LTCC
   - class: org.jlab.service.eb.EBHBEngine
     name: EBHB
-  - class: org.jlab.service.eb.EBHBAIEngine
-    name: EBHAI
-# DC regular TB tracking    
+# DC regular TB tracking
   - class: org.jlab.service.dc.DCTBEngine
     name: DCTB
-# DC AI assisted TB tracking    
-  - class: org.jlab.service.dc.DCTBEngineAI
-    name: DCTAI  
   - class: org.jlab.service.fmt.FMTEngine
     name: FMT
   - class: org.jlab.rec.cvt.services.CVTSecondPassEngine
@@ -66,42 +61,22 @@ services:
     name: FTOFTB
   - class: org.jlab.service.eb.EBTBEngine
     name: EBTB
-  - class: org.jlab.service.eb.EBTBAIEngine
-    name: EBTAI
   - class: org.jlab.rec.rich.RICHEBEngine
     name: RICH
   - class: org.jlab.service.rtpc.RTPCEngine
     name: RTPC
+  - class: org.jlab.rec.service.vtx.VTXEngine
+    name: VTX
   - class: org.jlab.calibration.service.CalibBanksEngine
-    name: CALIB
-configuration:
-  services:
-    MAGFIELDS:
-      magfieldSolenoidMap: Symm_solenoid_r601_phi1_z1201_13June2018.dat
-      magfieldTorusMap: Symm_torus_r2501_phi16_z251_24Apr2018.dat
-# examples of yaml settings for magfields 
-#      magfieldSolenoidShift: "0.0"
-#      magfieldTorusXShift: "0.0"
-#      magfieldTorusYShift: "0.0"
-#      magfieldTorusZShift: "0.0"
-# examples of yaml settings for DC services 
-#    DCRC:
-#      dcGeometryVariation: rga_spring2018
-#      dcT2DFunc: "Polynomial"
-#      dcWireDistortion: "true"
-# example of how to set variation and timestamp for a service, uncomment to use
-#    EBTB:
-#      variation: default
-#      timestamp: 08/22/2018
-    DCCR:
-      dcT2DFunc: "Exponential"  
-    DCHB:
-      dcT2DFunc: "Exponential"  
-    DCHAI:
-      dcT2DFunc: "Exponential"  
-    DCTB:
-      dcT2DFunc: "Exponential"  
-    DCTAI:
-      dcT2DFunc: "Exponential"  
+    name: CALIB 
+
+io-services:
+  reader:
+    class: org.jlab.io.clara.Clas12Reader
+    name: Clas12Reader
+  writer:
+    class: org.jlab.io.clara.Clas12Writer
+    name: Clas12Writer
+
 mime-types:
   - binary/data-hipo
diff --git a/validation/advanced-tests/run-advanced-tests.sh b/validation/advanced-tests/run-advanced-tests.sh
index c96599669a..c375c64f06 100755
--- a/validation/advanced-tests/run-advanced-tests.sh
+++ b/validation/advanced-tests/run-advanced-tests.sh
@@ -11,12 +11,8 @@ COAT=$CLARA_HOME/plugins/clas12/
 source $COAT/libexec/env.sh
 classPath="${COATJAVA_CLASSPATH}:../lib/*:src/"
 
-# download test files
-#wget --no-check-certificate http://clasweb.jlab.org/clas12offline/distribution/coatjava/validation_files/twoTrackEvents_809_raw.evio.tar.gz
-#[ $? -ne 0 ] && echo "wget validation files failure" && exit 2
-#tar -zxvf twoTrackEvents_809_raw.evio.tar.gz
-
 # run decoder
+rm -f twoTrackEvents_809.hipo
 $COAT/bin/decoder -t -0.5 -s 0.0 -i ./data/twoTrackEvents_809_raw.evio -o ./twoTrackEvents_809.hipo -c 2
 [ $? -ne 0 ] && echo "decoder failure" && exit 3
 
@@ -24,6 +20,7 @@ $COAT/bin/decoder -t -0.5 -s 0.0 -i ./data/twoTrackEvents_809_raw.evio -o ./twoT
 $COAT/bin/hipo-utils -stats ./twoTrackEvents_809.hipo
 
 # run clara
+rm -f rec_twoTrackEvents_809.hipo
 $COAT/bin/run-clara -y $COAT/etc/services/kpp.yaml ./twoTrackEvents_809.hipo
 [ $? -ne 0 ] && echo "reconstruction with clara failure" && exit 4
 
diff --git a/validation/advanced-tests/src/kpptracking/KppTrackingTest.java b/validation/advanced-tests/src/kpptracking/KppTrackingTest.java
index cfdbdff198..3c6e4abb3c 100644
--- a/validation/advanced-tests/src/kpptracking/KppTrackingTest.java
+++ b/validation/advanced-tests/src/kpptracking/KppTrackingTest.java
@@ -36,7 +36,7 @@ public void testKppTracking() {
         System.out.println("\tTotal count: " + totalCount + "\n\t2-track count: " + twoTrackCountAI);
 
         assertEquals(twoTrackCountCV > 30, true); // this should be stricter!
-        assertEquals(twoTrackCountAI > 30, true); // this should be stricter!
+        //assertEquals(twoTrackCountAI > 30, true); // this should be stricter!
 
     }