diff --git a/driver-http/src/main/java/io/nosqlbench/activitytype/http/InvalidStatusCodeException.java b/driver-http/src/main/java/io/nosqlbench/activitytype/http/InvalidStatusCodeException.java
index e13c5986c..85d957570 100644
--- a/driver-http/src/main/java/io/nosqlbench/activitytype/http/InvalidStatusCodeException.java
+++ b/driver-http/src/main/java/io/nosqlbench/activitytype/http/InvalidStatusCodeException.java
@@ -7,6 +7,11 @@ public class InvalidStatusCodeException extends RuntimeException {
     private final Pattern ok_status;
     private final int statusCode;
 
+    @Override
+    public String getMessage() {
+        return "Server returned status code '" + statusCode + "' which did not match ok_status '" + ok_status.toString() + "'";
+    }
+
     public InvalidStatusCodeException(long cycleValue, Pattern ok_status, int statusCode) {
         this.cycleValue = cycleValue;
         this.ok_status = ok_status;
diff --git a/engine-api/src/main/java/io/nosqlbench/engine/api/activityapi/errorhandling/modular/handlers/StopErrorHandler.java b/engine-api/src/main/java/io/nosqlbench/engine/api/activityapi/errorhandling/modular/handlers/StopErrorHandler.java
index 1724398ea..394224d6f 100644
--- a/engine-api/src/main/java/io/nosqlbench/engine/api/activityapi/errorhandling/modular/handlers/StopErrorHandler.java
+++ b/engine-api/src/main/java/io/nosqlbench/engine/api/activityapi/errorhandling/modular/handlers/StopErrorHandler.java
@@ -13,9 +13,6 @@ public class StopErrorHandler implements ErrorHandler {
 
     @Override
     public ErrorDetail handleError(Throwable t, long cycle, long durationInNanos, ErrorDetail detail) {
-        String durationSummary = String.format("%.3fS", ((double) durationInNanos / 1000000000.0));
-        throw new RuntimeException(
-            "An error was rethrown in order to stop the activity in cycle:" + cycle + ", duration:" + durationSummary + " msg:" +
-                t.getMessage());
+        throw new RuntimeException(t);
     }
 }