diff --git a/org.hl7.fhir.r5/src/main/java/org/hl7/fhir/r5/context/TerminologyCache.java b/org.hl7.fhir.r5/src/main/java/org/hl7/fhir/r5/context/TerminologyCache.java
index 061807af8..5b589e05e 100644
--- a/org.hl7.fhir.r5/src/main/java/org/hl7/fhir/r5/context/TerminologyCache.java
+++ b/org.hl7.fhir.r5/src/main/java/org/hl7/fhir/r5/context/TerminologyCache.java
@@ -127,7 +127,6 @@ public class TerminologyCache {
   static {
     String cacheErrorsProperty = System.getProperty("cacheErrors");
     cacheErrors = cacheErrorsProperty != null ? "TRUE".equals(cacheErrorsProperty.toUpperCase(Locale.ROOT)) : false;
-    System.out.println();
   }
   
   // use lock from the context
@@ -422,58 +421,56 @@ public class TerminologyCache {
   }
 
   private void load() throws FHIRException {
-    synchronized (lock) {
-      for (String fn : new File(folder).list()) {
-        if (fn.endsWith(".cache") && !fn.equals("validation.cache")) {
-          int c = 0;
-          try {
-            String title = fn.substring(0, fn.lastIndexOf("."));
-            NamedCache nc = new NamedCache();
-            nc.name = title;
-            caches.put(title, nc);
-            String src = TextFile.fileToString(Utilities.path(folder, fn));
-            if (src.startsWith("?"))
-              src = src.substring(1);
-            int i = src.indexOf(ENTRY_MARKER);
-            while (i > -1) {
-              c++;
-              String s = src.substring(0, i);
-              src = src.substring(i + ENTRY_MARKER.length() + 1);
-              i = src.indexOf(ENTRY_MARKER);
-              if (!Utilities.noString(s)) {
-                int j = s.indexOf(BREAK);
-                String q = s.substring(0, j);
-                String p = s.substring(j + BREAK.length() + 1).trim();
-                CacheEntry ce = new CacheEntry();
-                ce.persistent = true;
-                ce.request = q;
-                boolean e = p.charAt(0) == 'e';
-                p = p.substring(3);
-                JsonObject o = (JsonObject) new com.google.gson.JsonParser().parse(p);
-                String error = loadJS(o.get("error"));
-                if (e) {
-                  if (o.has("valueSet"))
-                    ce.e = new ValueSetExpansionOutcome((ValueSet) new JsonParser().parse(o.getAsJsonObject("valueSet")), error, TerminologyServiceErrorClass.UNKNOWN);
-                  else
-                    ce.e = new ValueSetExpansionOutcome(error, TerminologyServiceErrorClass.UNKNOWN);
-                } else {
-                  String t = loadJS(o.get("severity"));
-                  IssueSeverity severity = t == null ? null : IssueSeverity.fromCode(t);
-                  String display = loadJS(o.get("display"));
-                  String code = loadJS(o.get("code"));
-                  String system = loadJS(o.get("system"));
-                  String definition = loadJS(o.get("definition"));
-                  t = loadJS(o.get("class"));
-                  TerminologyServiceErrorClass errorClass = t == null ? null : TerminologyServiceErrorClass.valueOf(t);
-                  ce.v = new ValidationResult(severity, error, system, new ConceptDefinitionComponent().setDisplay(display).setDefinition(definition).setCode(code)).setErrorClass(errorClass);
-                }
-                nc.map.put(String.valueOf(hashNWS(ce.request)), ce);
-                nc.list.add(ce);
+    for (String fn : new File(folder).list()) {
+      if (fn.endsWith(".cache") && !fn.equals("validation.cache")) {
+        int c = 0;
+        try {
+          String title = fn.substring(0, fn.lastIndexOf("."));
+          NamedCache nc = new NamedCache();
+          nc.name = title;
+          caches.put(title, nc);
+          String src = TextFile.fileToString(Utilities.path(folder, fn));
+          if (src.startsWith("?"))
+            src = src.substring(1);
+          int i = src.indexOf(ENTRY_MARKER);
+          while (i > -1) {
+            c++;
+            String s = src.substring(0, i);
+            src = src.substring(i + ENTRY_MARKER.length() + 1);
+            i = src.indexOf(ENTRY_MARKER);
+            if (!Utilities.noString(s)) {
+              int j = s.indexOf(BREAK);
+              String q = s.substring(0, j);
+              String p = s.substring(j + BREAK.length() + 1).trim();
+              CacheEntry ce = new CacheEntry();
+              ce.persistent = true;
+              ce.request = q;
+              boolean e = p.charAt(0) == 'e';
+              p = p.substring(3);
+              JsonObject o = (JsonObject) new com.google.gson.JsonParser().parse(p);
+              String error = loadJS(o.get("error"));
+              if (e) {
+                if (o.has("valueSet"))
+                  ce.e = new ValueSetExpansionOutcome((ValueSet) new JsonParser().parse(o.getAsJsonObject("valueSet")), error, TerminologyServiceErrorClass.UNKNOWN);
+                else
+                  ce.e = new ValueSetExpansionOutcome(error, TerminologyServiceErrorClass.UNKNOWN);
+              } else {
+                String t = loadJS(o.get("severity"));
+                IssueSeverity severity = t == null ? null : IssueSeverity.fromCode(t);
+                String display = loadJS(o.get("display"));
+                String code = loadJS(o.get("code"));
+                String system = loadJS(o.get("system"));
+                String definition = loadJS(o.get("definition"));
+                t = loadJS(o.get("class"));
+                TerminologyServiceErrorClass errorClass = t == null ? null : TerminologyServiceErrorClass.valueOf(t);
+                ce.v = new ValidationResult(severity, error, system, new ConceptDefinitionComponent().setDisplay(display).setDefinition(definition).setCode(code)).setErrorClass(errorClass);
               }
+              nc.map.put(String.valueOf(hashNWS(ce.request)), ce);
+              nc.list.add(ce);
             }
-          } catch (Exception e) {
-            throw new FHIRException("Error loading " + fn + ": " + e.getMessage() + " entry " + c, e);
           }
+        } catch (Exception e) {
+          throw new FHIRException("Error loading " + fn + ": " + e.getMessage() + " entry " + c, e);
         }
       }
     }