diff --git a/laboratory/src/org/labkey/laboratory/LaboratoryController.java b/laboratory/src/org/labkey/laboratory/LaboratoryController.java
index 0073cbb6..16ac1b4e 100644
--- a/laboratory/src/org/labkey/laboratory/LaboratoryController.java
+++ b/laboratory/src/org/labkey/laboratory/LaboratoryController.java
@@ -18,8 +18,8 @@
 
 import org.apache.commons.lang3.ArrayUtils;
 import org.apache.commons.lang3.StringUtils;
-import org.apache.logging.log4j.Logger;
 import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
 import org.json.JSONArray;
 import org.json.JSONException;
 import org.json.JSONObject;
@@ -34,6 +34,9 @@
 import org.labkey.api.action.ReturnUrlForm;
 import org.labkey.api.action.SimpleViewAction;
 import org.labkey.api.action.SpringActionController;
+import org.labkey.api.assay.AssayFileWriter;
+import org.labkey.api.assay.AssayProvider;
+import org.labkey.api.assay.AssayService;
 import org.labkey.api.data.Container;
 import org.labkey.api.data.ContainerManager;
 import org.labkey.api.data.PropertyManager;
@@ -69,15 +72,12 @@
 import org.labkey.api.security.permissions.InsertPermission;
 import org.labkey.api.security.permissions.ReadPermission;
 import org.labkey.api.security.permissions.UpdatePermission;
-import org.labkey.api.assay.AssayFileWriter;
-import org.labkey.api.assay.AssayProvider;
-import org.labkey.api.assay.AssayService;
+import org.labkey.api.util.ErrorRenderer;
 import org.labkey.api.util.ExceptionUtil;
 import org.labkey.api.util.Pair;
 import org.labkey.api.util.URLHelper;
 import org.labkey.api.view.ActionURL;
 import org.labkey.api.view.HtmlView;
-import org.labkey.api.view.HttpView;
 import org.labkey.api.view.JspView;
 import org.labkey.api.view.NavTree;
 import org.labkey.api.view.UnauthorizedException;
@@ -94,14 +94,12 @@
 import java.io.IOException;
 import java.util.ArrayList;
 import java.util.Arrays;
-import java.util.Collection;
 import java.util.Collections;
 import java.util.HashMap;
 import java.util.HashSet;
 import java.util.List;
 import java.util.Map;
 import java.util.Set;
-import java.util.TreeMap;
 
 
 public class LaboratoryController extends SpringActionController
@@ -1029,8 +1027,7 @@ public void export(ProcessAssayForm form, HttpServletResponse response, BindExce
             {
                 if (errors.hasErrors())
                 {
-                    HttpView errorView = ExceptionUtil.getErrorView(HttpServletResponse.SC_BAD_REQUEST, "Failed to create template - invalid input", null, getViewContext().getRequest(), false);
-                    errorView.render(getViewContext().getRequest(), getViewContext().getResponse());
+                    ExceptionUtil.renderErrorView(getViewContext(), getPageConfig(), ErrorRenderer.ErrorType.notFound, HttpServletResponse.SC_BAD_REQUEST, "Failed to create template - invalid input", null, false, false);
                     return;
                 }